Search: 1000 results found for "other growth factors"

Description:

Periostin Human Recombinant

OSF-2, Periostin, Osteoblast Specific Factor 2, PN OSF-2, PDLPOSTN, POSTN, MGC119510, MGC119511, PN, RP11-412K4.1.

Product # :

CYT-452

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Description

The OSF2 His-Tagged Fusion Protein Human is produced in E. coli, and its molecular weight is 75 kDa protein containing 648 amino acid residues of the human OSF-2 and 23 additional amino acid residues - HisTag, Xa - cleavage site.

Source

Escherichia Coli.

Formulation

Filtered (0.4 µm) and lyophilized from 0.5 mg/ml in 0.05M Acetate buffer pH-4.

Purity

Greater than 90% as determined by SDS-PAGE.

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Introduction
Periostin is a disulfide linked 90 kDa, 811 amino acid protein originally isolated as a osteoblast-specific factor that functions as a cell adhesion molecule for preosteoblasts and is thought to be involved in osteoblast recruitment, attachment and spreading. Additionally, periostin expression has previously been shown to be significantly increased by both transforming growth factor beta-1(TGFbeta1) and bone morphogenetic protein (BMP-2). OSF-2 has a typical signal sequence, followed by a cysteine-rich domain, a fourfold repeated domain and a C-terminal domain. The fourfold repeated domain of OSF-2 shows homology with the insect protein fasciclin
Periostin mRNA is expressed in the developing mouse embryonic and fetal heart, and that it is localized to the endocardial cushions that ultimately divide the primitive heart tube into a four-chambered heart.
Synonyms
OSF-2, Periostin, Osteoblast Specific Factor 2, PN OSF-2, PDLPOSTN, POSTN, MGC119510, MGC119511, PN, RP11-412K4.1.
Physical Appearance
Filtered White lyophilized (freeze-dried) powder.
Stability
Store lyophilized protein at -20°C. Aliquot the product after reconstitution to avoid repeated freezing/thawing cycles. Reconstituted protein can be stored at 4°C for a limited period of time; it does not show any change after two weeks at 4°C.
Solubility
It is recommended to add 0.1M Acetate buffer pH4 to prepare a working stock solution of approximately 0.5 mg/ml and let the lyophilized pellet dissolve completely. For conversion into higher pH value, we recommend intensive dilution by relevant buffer to a concentration of 10µg/ml. In higher concentrations the solubility of this antigen is limited. Product is not sterile! Please filter the product by an appropriate sterile filter before using it in the cell culture.
Amino Acid Sequence
MGHHHHHHHH HHSSGHIEGR HMRNNHYDKI LAHSRIRGRD QGPNVCALQQ ILGTKKKYFS TCKNWYKKSI CGQKTTVLYE CCPGYMRMEG MKGCPAVLPI DHVYGTLGIV GATTTQRYSD ASKLREEIEG KGSFTYFAPS NEAWDNLDSD IRRGLESNVN VELLNALHSH MINKRMLTKD LKNGMIIPSM YNNLGLFINH YPNGVVTVNC ARIIHGNQIA TNGVVHVIDR VLTQIGTSIQ DFIEAEDDLS SFRAAAITSD ILEALGRDGH FTLFAPTNEA FEKLPRGVLE RFMGDKVASEALMKYHILNT LQCSESIMGG AVFETLEGNT IEIGCDGDSI TVNGIKMVNK KDIVTNNGVI HLIDQVLIPD SAKQVIELAG KQQTTFTDLV AQLGLASALR PDGEYTLLAP VNNAFSDDTL SMVQRLLKLI LQNHILKVKV GLNELYNGQI LETIGGKQLR VFVYRTAVCI ENSCMEKGSK QGRNGAIHIF REIIKPAEKS LHEKLKQDKR FSTFLSLLEA ADLKELLTQP GDWTLFVPTN DAFKGMTSEE KEILIRDKNA LQNIILYHLT PGVFIGKGFE PGVTNILKTT QGSKIFLKEV NDTLLVNELK SKESDIMTTN GVIHVVDKLL YPADTPVGND QLLEILNKLI KYIQIKFVRG STFKEIPVTV Y.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Fibroblast Growth Factor Receptor-2 Human Recombinant, His Tag

EC 2.7.10, FGFR-2, BFR-1, CD332, BBDS, CEK3, ECT1, TK14, TK25, CFD1, KSAM, JWS, Fibroblast Growth Factor Receptor 2, Keratinocyte Growth Factor Receptor, Bacteria-Expressed Kinase, EC 2.7.10.1, K-SAM, KGFR, BEK, Protein Tyrosine Kinase, Receptor Like 14, BEK Fibroblast Growth Factor Receptor, Craniofacial Dysostosis 1, Jackson-Weiss Syndrome, Pfeiffer Syndrome, Crouzon Syndrome, CD332 Antigen.

Product # :

PKA-098

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Description

FGFR2 Human Recombinant produced in Sf9 Baculovirus cells is a single, glycosylated polypeptide chain containing 596 amino acids (22-378a.a.) and having a molecular mass of 66.6kDa (Molecular size on SDS-PAGE will appear at approximately 70-100kDa).FGFR2 is expressed with a 239 amino acids hIgG-His tag at C-Terminus and purified by proprietary chromatographic techniques.

Source

Sf9, Baculovirus cells.

Formulation

FGFR2 protein solution (1mg/ml) contains Phosphate Buffered Saline (pH 7.4) and 10% glycerol.

Purity

Greater than 95.0% as determined by SDS-PAGE.

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Introduction
Fibroblast Growth Factors (FGFs) comprise a family of at least eighteen structurally realted proteins that are involved in a multitude of physiological and pathological cellular processes, including cell growth, differentation, angiogenesis, wound healing and tumorgenesis. The biological activities of the FGFs are mediated by a family if type I transmembrane tyrosine kinases which undergo dimerization and autophosphorylation after ligand binding. Four distinct genes encoding closely related FGF receptors, FGFR-1to -4 are known. Multiple forms of FGFR-1 to -3 are generated by alternative splicing of the mRNAs. A frequent splicing event involving FGFR-1 and -2 results in receptors containing all three Ig domains, referred to as the alpha isoform, or only IgII and IgIII, referred to as the ? isoform. Only the alpha isoform has been identified for FGFR-3 and FGFR-4. Additional splicing events for FGFR-1 to -3, involving the C-terminal half of the IgIII domain encoded by two mutually exclusive alternative exons, generate FGF receptors with alternative IgIII domains (IIIb and IIIc). A IIIa isoform which is a secreted FGF binding protein containing only the N-terminal half of the IgIII domain plus some intron sequences has also been reported for FGFR-1. Mutations in FGFR-1 to -3 have been found in patients with birth defects involving craniosynostosis.
Synonyms
EC 2.7.10, FGFR-2, BFR-1, CD332, BBDS, CEK3, ECT1, TK14, TK25, CFD1, KSAM, JWS, Fibroblast Growth Factor Receptor 2, Keratinocyte Growth Factor Receptor, Bacteria-Expressed Kinase, EC 2.7.10.1, K-SAM, KGFR, BEK, Protein Tyrosine Kinase, Receptor Like 14, BEK Fibroblast Growth Factor Receptor, Craniofacial Dysostosis 1, Jackson-Weiss Syndrome, Pfeiffer Syndrome, Crouzon Syndrome, CD332 Antigen.
Physical Appearance
Sterile Filtered colorless solution.
Stability
Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Avoid multiple freeze-thaw cycles.
Amino Acid Sequence
RPSFSLVEDT TLEPEEPPTK YQISQPEVYV AAPGESLEVR CLLKDAAVIS WTKDGVHLGP NNRTVLIGEY LQIKGATPRD SGLYACTASR TVDSETWYFM VNVTDAISSG DDEDDTDGAE DFVSENSNNK RAPYWTNTEK MEKRLHAVPA ANTVKFRCPA GGNPMPTMRW LKNGKEFKQE HRIGGYKVRN QHWSLIMESV VPSDKGNYTC VVENEYGSIN HTYHLDVVER SPHRPILQAG LPANASTVVG GDVEFVCKVY SDAQPHIQWI KHVEKNGSKY GPDGLPYLKV LKHSGINSSN AEVLALFNVT EADAGEYICK VSNYIGQANQ SAWLTVLPKQ QAPGREKEIT ASPDYLELEP KSCDKTHTCP PCPAPELLGG PSVFLFPPKP KDTLMISRTP EVTCVVVDVS HEDPEVKFNW YVDGVEVHNA KTKPREEQYN STYRVVSVLT VLHQDWLNGK EYKCKVSNKA LPAPIEKTIS KAKGQPREPQ VYTLPPSRDE LTKNQVSLTC LVKGFYPSDI AVEWESNGQP ENNYKTTPPV LDSDGSFFLY SKLTVDKSRW QQGNVFSCSV MHEALHNHYT QKSLSLSPGK HHHHHH.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Activin-A Human Recombinant, Active

Inhba, Inhibin beta A, FSH releasing protein.

Product # :

CYT-145

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Description

Active form Activin-A Human Recombinant produced in e.coli is a homodimeric, non-glycosylated, polypeptide chain containing 2 x 117 amino acids and having a molecular weight of 26.2kDa.The Active form Activin-A is purified by standard chromatographic techniques.

Source

E.Coli.

Formulation

Human Activin-A was lyophilized from a concentrated 1mg/ml protein solution containing 0.1% TFA.

Purity

Greater than 95% as obsereved by SDS-PAGE.

Biological Activity

Biological activity is assessed by the ability to induce cytotoxicity of MPC-11 cells and was found to be 8.95ng/ml corresponding to a specific activity of 1.1 x 10⁵ units/mg.

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Introduction
Activins are homodimers or heterodimers of the different β subunit isoforms, part of the TGFβ family. Mature Activin A has two 116 amino acids residues βA subunits (βA-βA). Activin displays an extensive variety of biological activities, including mesoderm induction, neural cell differentiation, bone remodelling, haematopoiesis, and reproductive physiology. Activins takes part in the production and regulation of hormones such as FSH, LH, GnRH and ACTH. Cells that are identified to express Activin A include fibroblasts, endothelial cells, hepatocytes, vascular smooth muscle cells, macrophages, keratinocytes, osteoclasts, bone marrow monocytes, prostatic epithelium, neurons, chondrocytes, osteoblasts, Leydig cells, Sertoli cells, and ovarian granulosa cells.
Synonyms
Inhba, Inhibin beta A, FSH releasing protein.
Physical Appearance
Lyophilized freeze dried powder.
Stability
Lyophilized Activin-A although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution Activin-A should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.
Solubility
Human INHBA protein should be reconstituted in distilled pyrogen free water to a concentration of 100ug /ml which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
MGLECDGKVN ICCKKQFFVS FKDIGWNDWI IAPSGYHANY CEGECPSHIA GTSGSSLSFH STVINHYRMR GHSPFANLKS CCVPTKLRPM SMLYYDDGQN IIKKDIQNMI VEECGCS.
Background
Title: Research on Activin A Human Recombinant: Molecular Characteristics, Signaling Pathways, Physiological Functions, and Therapeutic Potential
Introduction:
Activin A, a member of the transforming growth factor-beta (TGF-β) superfamily, is a multifunctional cytokine that plays a significant role in various biological processes in the human body. Its involvement in diverse physiological and pathological functions has garnered considerable attention in scientific research. This paper aims to provide an overview of Activin A, encompassing its molecular characteristics, signaling pathways, physiological functions, and therapeutic potential.
Activin A is encoded by the INHBA gene and is produced as a precursor protein that undergoes post-translational modifications to generate the mature form. The mature Activin A protein consists of two β-subunits held together by disulfide bonds. These structural features contribute to its functional properties and interactions with specific receptors.
Upon binding to its cell surface receptors, Activin A triggers intracellular signaling cascades, leading to various cellular responses. Canonical SMAD-dependent pathway as well as non-SMAD pathways, such as MAPK/ERK, PI3K/Akt, and JNK signaling, are activated by Activin A. The intricate network of signaling pathways enables Activin A to regulate diverse biological processes, including cell proliferation, differentiation, apoptosis, and tissue homeostasis.
Activin A exerts its physiological functions in a tissue-specific manner. It plays a critical role in embryonic development, particularly in organogenesis and patterning. Additionally, Activin A is involved in reproductive biology, where it participates in folliculogenesis, spermatogenesis, and hormonal regulation. It also contributes to neural development, immune system modulation, and skeletal homeostasis.
The multifunctional properties of Activin A have positioned it as a potential therapeutic target for various diseases. Its involvement in cancer, neurodegenerative disorders, fibrosis, and reproductive disorders has prompted extensive research to explore its therapeutic potential. Understanding the molecular mechanisms underlying Activin A's actions provides valuable insights for developing innovative therapeutic strategies.
In conclusion, Activin A is a versatile cytokine with diverse roles in human biology. This research aims to deepen our understanding of its molecular characteristics, signaling pathways, physiological functions, and therapeutic potential. By elucidating the complexities of Activin A, we strive to pave the way for novel therapeutic interventions in various human diseases.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Beta-Nerve Growth Factor Mouse

Beta Polypeptide, NGF, NGFB, HSAN5, Beta-NGF, MGC161426, MGC161428.

Product # :

CYT-440

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Description

NGF beta Mouse produced in Submaxillary Gland of Grown Mouse is a homodimer, non-glycosylated, polypeptide chain containing 2 identical 120 amino acids and having a molecular mass of 13,471 Dalton each.The NGF beta Mouse is purified by advanced biology purification technology.

Source

Submaxillary Gland of Grown Mouse.

Formulation

The NGF beta Mouse was lyophilized from solution containing 5% mannitol and 1% HSA.

Purity

Greater than 98% as determined by(a) Analysis by RP-HPLC.
(b) Analysis by SDS-PAGE .

Biological Activity

The method used to test the bioassay is the NGF-dependent survival of dorsal root ganglia neurons of chick embryo, corresponding to a Specific Activity of 500,000IU/mg.

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Introduction
NGF-beta has nerve growth stimulating activity and the complex is involved in the regulation of growth and the differentiation of sympathetic and certain sensory neurons. Mutations in this gene have been associated with hereditary sensory and autonomic neuropathy, type 5 (HSAN5), and dysregulation of this gene's expression is associated with allergic rhinitis.
Synonyms
Beta Polypeptide, NGF, NGFB, HSAN5, Beta-NGF, MGC161426, MGC161428.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Mouse Beta-NGF although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution Murine NGF-Beta should be stored at 4°C between 2-7 days and for future use below -18°C.Please prevent freeze-thaw cycles.
Solubility
It is recommended to reconstitute the lyophilized Murine NGF-beta in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
SSTHPVFHMGEF SVCDSVSVWV GDKTTATDIK GKEVTVLAEV NINNSVFRQY FFETKCRASN PVESGCRGID SKHWNSYCTT THTFVKALTT DEKQAAWRFI RIDTACVCVL SRKATRRG.
Background
What is the molecular weight/Mw of B NGF Protein?
B NGF Protein has a total Mw of 13kDa.

What is the source or expression system of B NGF Protein?
Submaxillary Gland of Grown Mouse.

What is the Purity of B NGF Protein?
B NGF Protein is >98% pure as determined by SDS-PAGE.

What is the Biological Activity of B NGF Protein?
The method used to test the bioassay is the NGF-dependent survival of dorsal root ganglia neurons of chick embryo, corresponding to a Specific Activity of 500,000IU/mg.

What is the amino acid sequence of B NGF Protein?
SSTHPVFHMGEF SVCDSVSVWV GDKTTATDIK GKEVTVLAEV NINNSVFRQY FFETKCRASN PVESGCRGID SKHWNSYCTT THTFVKALTT DEKQAAWRFI RIDTACVCVL SRKATRRG.

What applications can B NGF Protein be used in?
B NGF Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for XXX Protein?
The endotoxin level is minimal, XXX Protein was purified using conventional chromatography techniques.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

NEL-Like 2, Monoclonal Mouse Anti Human Antibody

NEL-like 2, NRP2, Nel-related protein 2, protein kinase C-binding protein NELL2, neural epidermal growth factor-like 2.

Product # :

ANT-030

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Formulation

1mg/ml containing Phosphate-Buffered Saline (pH 7.4) with 0.1% Sodium Azide.

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Introduction
NELL2 is expressed in large quantities in neural tissues and has a significant role in the development of neural tissues. In addition, NELL protein has six epidermal growth factor (EGF)-like repeat domains which plays a part in calcium binding.
Synonyms
NEL-like 2, NRP2, Nel-related protein 2, protein kinase C-binding protein NELL2, neural epidermal growth factor-like 2.
Immunogen
Anti-human NELL2 mAb, is derived from hybridization of mouse F0 myeloma cells with spleen cells from BALB/c mice immunized with a recombinant human NELL2 protein.
Ig Subclass
Mouse IgG2b heavy chain and Kappa light chain
Clone
AT13E7.
Applications
The antibody has been tested by ELISA and Western blot analysis to assure specificity and reactivity. Since application varies, however, each investigation should be titrated by the reagent to obtain optimal results. Recommended dilution range for Western blot analysis is 1:500.
Recommended starting dilution is 1:500
Type
Mouse Anti Human Monoclonal.
Storage Procedures
For periods up to 1 month store at 4°C, for longer periods of time, store at -20°C. Prevent freeze thaw cycles.
Purification Method
Recombinant human NELL2 antibody (30-258aa) is purified from E. coli.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Neurotrophin-3 Human Recombinant

Neurotrophic factor, Nerve growth factor-2, NGF-2, HDNF, NT-3.

Product # :

CYT-257

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Description

Neurotrophin-3 Human Recombinant produced in E.Coli is a non-glycosylated and non-covalently linked homodimer, containing 2x120 amino acid chains, having a total Mw of 27.5 kDa. The NT-3 is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

Lyophilized from 0.1% TFA.

Purity

Greater than 95.0% as determined by analysis by SDS-PAGE.

Biological Activity

The ED₅₀ as determined by the dose-dependent proliferation of neuroblastoma cell line expressing BR6 is 3.49 ng/ml.

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Introduction
NT3 a member of the neurotrophin family, that controls survival and differentiation of mammalian neurons. This protein is closely related to both nerve growth factor and brain-derived neurotrophic factor. It may be involved in the maintenance of the adult nervous system, and may affect development of neurons in the embryo when it is expressed in human placenta. NTF3-deficient mice generated by gene targeting display severe movement defects of the limbs. The mature peptide of this protein is identical in all mammals examined including human, pig, rat and mouse.
Synonyms
Neurotrophic factor, Nerve growth factor-2, NGF-2, HDNF, NT-3.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized NGF2 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution NGF-2 should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.
Solubility
It is recommended to reconstitute the lyophilized Neurotrophin-3 in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
MYAEHKSHRGE YSVCDSESLW VTDKSSAIDI RGHQVTVLGE IKTGNSPVKQ YFYETRCKEA RPVKNGCRGI DDKHWNSQCK TSQTYVRALT SENNKLVGWR WIRIDTSCVC ALSRKIGRT.
Protein content
Protein quantitation was carried out by two independent methods:1. UV spectroscopy at 280 nm using the absorbency value of 2.165 as the extinction coefficient for a 0.1% (1mg/ml) solution. This value is calculated by the PC GENE computer analysis program of protein sequences (IntelliGenetics). 2. Analysis by RP-HPLC, using a standard solution of NT-3 as a Reference Standard.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Fibroblast Growth Factor Receptor-3 Human Recombinant, His Tag

CD333 Antigen, HSFGFR3EX, EC 2.7.10, CD333, CEK2, ACH, Fibroblast Growth Factor Receptor 3, EC 2.7.10.1, FGFR-3, JTK4, Fibroblast Growth Factor Receptor 3 Variant 4, Achondroplasia, Thanatophoric Dwarfism, Hydroxyaryl-Protein Kinase, Tyrosine Kinase JTK4.

Product # :

PKA-101

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Description

FGFR3 Human Recombinant produced in Sf9 Baculovirus cells is a single, glycosylated polypeptide chain containing 592 amino acids (23-375a.a.) and having a molecular mass of 65.1kDa (Molecular size on SDS-PAGE will appear at approximately 70-100kDa). FGFR3 is expressed with a 239 amino acid hIgG-His tag at C-Terminus and purified by proprietary chromatographic techniques.

Source

Sf9, Baculovirus cells.

Formulation

FGFR3 protein solution (1mg/ml) contains Phosphate Buffered Saline (pH 7.4) and 10% glycerol.

Purity

Greater than 95.0% as determined by SDS-PAGE.

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Introduction
Fibroblast Growth Factors (FGFs) comprise a family of at least eighteen structurally realted proteins that are involved in a multitude of physiological and pathological cellular processes, including cell growth, differentation, angiogenesis, wound healing and tumorgenesis. The biological activities of the FGFs are mediated by a family if type I transmembrane tyrosine kinases which undergo dimerization and autophosphorylation after ligand binding. Four distinct genes encoding closely related FGF receptors, FGFR-1to -4 are known. Multiple forms of FGFR-1 to -3 are generated by alternative splicing of the mRNAs. A frequent splicing event involving FGFR-1 and -2 results in receptors containing all three Ig domains, referred to as the alpha isoform, or only IgII and IgIII, referred to as the ? isoform. Only the alpha isoform has been identified for FGFR-3 and FGFR-4. Additional splicing events for FGFR-1 to -3, involving the C-terminal half of the IgIII domain encoded by two mutually exclusive alternative exons, generate FGF receptors with alternative IgIII domains (IIIb and IIIc). A IIIa isoform which is a secreted FGF binding protein containing only the N-terminal half of the IgIII domain plus some intron sequences has also been reported for FGFR-1. Mutations in FGFR-1 to -3 have been found in patients with birth defects involving craniosynostosis.
Synonyms
CD333 Antigen, HSFGFR3EX, EC 2.7.10, CD333, CEK2, ACH, Fibroblast Growth Factor Receptor 3, EC 2.7.10.1, FGFR-3, JTK4, Fibroblast Growth Factor Receptor 3 Variant 4, Achondroplasia, Thanatophoric Dwarfism, Hydroxyaryl-Protein Kinase, Tyrosine Kinase JTK4.
Physical Appearance
Sterile Filtered colorless solution.
Stability
Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Avoid multiple freeze-thaw cycles.
Amino Acid Sequence
ESLGTEQRVV GRAAEVPGPE PGQQEQLVFG SGDAVELSCP PPGGGPMGPT VWVKDGTGLV PSERVLVGPQ RLQVLNASHE DSGAYSCRQR LTQRVLCHFS VRVTDAPSSG DDEDGEDEAE DTGVDTGAPY WTRPERMDKK LLAVPAANTV RFRCPAAGNP TPSISWLKNG REFRGEHRIG GIKLRHQQWS LVMESVVPSD RGNYTCVVEN KFGSIRQTYT LDVLERSPHR PILQAGLPAN QTAVLGSDVE FHCKVYSDAQ PHIQWLKHVE VNGSKVGPDG TPYVTVLKTA GANTTDKELE VLSLHNVTFE DAGEYTCLAG NSIGFSHHSA WLVVLPAEEE LVEADEAGSV YAGLEPKSCD KTHTCPPCPA PELLGGPSVF LFPPKPKDTL MISRTPEVTC VVVDVSHEDP EVKFNWYVDG VEVHNAKTKP REEQYNSTYR VVSVLTVLHQ DWLNGKEYKC KVSNKALPAP IEKTISKAKG QPREPQVYTL PPSRDELTKN QVSLTCLVKG FYPSDIAVEW ESNGQPENNY KTTPPVLDSD GSFFLYSKLT VDKSRWQQGN VFSCSVMHEA LHNHYTQKSL SLSPGKHHHH HH.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

GM-CSF Receptor Beta Human Recombinant

CSF2RB,Colony Stimulating Factor 2 Receptor, Beta, Low-Affinity (Granulocyte-Macrophage), GM-CSF/IL-3/IL-5 Receptor Common Beta Subunit, CDw131, IL3RB, SMDP5, IL5RB, Interleukin 3 Receptor/Granulocyte-Macrophage Colony Stimulating Factor 3 Receptor, Beta (High Affinity), Colony-Stimulating Factor-2 Receptor, Beta, Low-Affinity, GM-CSF/IL-3/IL-5 Receptor Common Beta-Chain, Cytokine Receptor Common Subunit Beta, CD131 Antigen, CD131.

Product # :

CYT-928

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sds-page

Description

CSF2RB Human Recombinant produced in Sf9 Baculovirus cells is a single, glycosylated polypeptide chain containing 435 amino acids (17-443 a.a) and having a molecular mass of 49.7kDa. CSF2RB is fused to an 8 amino acid His-tag at C-terminus & purified by proprietary chromatographic techniques.

Source

Sf9, Baculovirus cells.

Formulation

CSF2RB protein solution (0.5mg/ml) containing Phosphate Buffered Saline(pH7.4) and 10% glycerol.

Purity

Greater than 95.0% as determined by SDS-PAGE.

sds-page

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Introduction
GM-CSF Receptor Beta, also known as CSF2RB is a member of the type I cytokine receptor family. CSF2RB is a high affinity receptor for interleukin-3, interleukin-5 as well as granulocyte-macrophage colony-stimulating factor. CSF2RB unique form of receptor assembly applies also to IL-3 and IL-5 receptors, providing a structural basis for understanding their activation mechanism which is essential for the development of therapeutics.
Synonyms
CSF2RB,Colony Stimulating Factor 2 Receptor, Beta, Low-Affinity (Granulocyte-Macrophage), GM-CSF/IL-3/IL-5 Receptor Common Beta Subunit, CDw131, IL3RB, SMDP5, IL5RB, Interleukin 3 Receptor/Granulocyte-Macrophage Colony Stimulating Factor 3 Receptor, Beta (High Affinity), Colony-Stimulating Factor-2 Receptor, Beta, Low-Affinity, GM-CSF/IL-3/IL-5 Receptor Common Beta-Chain, Cytokine Receptor Common Subunit Beta, CD131 Antigen, CD131.
Physical Appearance
Sterile Filtered clear solution.
Stability
Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Avoid multiple freeze-thaw cycles.
Amino Acid Sequence
WERSLAGAEE TIPLQTLRCY NDYTSHITCR WADTQDAQRL VNVTLIRRVN EDLLEPVSCD LSDDMPWSAC PHPRCVPRRC VIPCQSFVVT DVDYFSFQPD RPLGTRLTVT LTQHVQPPEP RDLQISTDQD HFLLTWSVAL GSPQSHWLSP GDLEFEVVYK RLQDSWEDAA ILLSNTSQAT LGPEHLMPSS TYVARVRTRL APGSRLSGRP SKWSPEVCWD SQPGDEAQPQ NLECFFDGAA VLSCSWEVRK EVASSVSFGL FYKPSPDAGE EECSPVLREG LGSLHTRHHC QIPVPDPATH GQYIVSVQPR RAEKHIKSSV NIQMAPPSLN VTKDGDSYSL RWETMKMRYE HIDHTFEIQY RKDTATWKDS KTETLQNAHS MALPALEPST RYWARVRVRT SRTGYNGIWS EWSEARSWDT ESVLPMWLEH HHHHH.
Background
Title: GM-CSF Receptor Beta Human Recombinant: A Key Receptor in Immunological Research
Abstract:

Granulocyte-macrophage colony-stimulating factor receptor beta (GM-CSF Rβ) is a crucial receptor involved in immune cell development and function. This research paper provides a comprehensive analysis of human recombinant GM-CSF Rβ, focusing on its production, characterization, and applications in immunological research. The paper discusses the significance of GM-CSF Rβ in immune cell signaling and its role in various immune-related disorders. Furthermore, it elucidates the potential therapeutic implications of recombinant GM-CSF Rβ in immunotherapy and highlights ongoing research in the field. The information presented in this paper aims to enhance the understanding of human recombinant GM-CSF Rβ and its utility as a research tool in immunological studies.
Introduction:

Granulocyte-macrophage colony-stimulating factor receptor beta (GM-CSF Rβ) is a high-affinity receptor that binds to granulocyte-macrophage colony-stimulating factor (GM-CSF). It plays a critical role in immune cell development, differentiation, and activation. Human recombinant GM-CSF Rβ, produced through genetic engineering techniques, enables researchers to investigate its biological functions and therapeutic potential.
Production and Characterization:

Recombinant GM-CSF Rβ is typically produced using expression systems such as mammalian cells or bacteria. The protein is then purified and characterized to ensure its structural integrity and functional activity. Quality control measures are implemented to confirm the specificity and binding affinity of the recombinant receptor.
Immunological Significance:

GM-CSF Rβ is expressed on various immune cells, including myeloid cells, dendritic cells, and macrophages. It plays a crucial role in cell signaling pathways, promoting cell proliferation, survival, and activation. The dysregulation of GM-CSF Rβ signaling has been implicated in autoimmune diseases, inflammatory disorders, and hematological malignancies. Recombinant GM-CSF Rβ provides a valuable tool for investigating these immune-related processes and deciphering the underlying mechanisms.
Therapeutic Implications:

The dysregulation of GM-CSF Rβ signaling in immune-related disorders has prompted the exploration of recombinant GM-CSF Rβ as a potential therapeutic target. Targeted therapies, such as monoclonal antibodies and small-molecule inhibitors, are being developed to modulate GM-CSF Rβ signaling and restore immune homeostasis. Ongoing research focuses on optimizing these therapeutic approaches and identifying novel treatment strategies.
Conclusion:

Human recombinant GM-CSF Rβ is a critical research tool in the field of immunology. Its production, characterization, and applications in immune cell signaling contribute to our understanding of immune responses and the development of novel therapeutics. Continued research and advancements in GM-CSF Rβ-based immunotherapy hold promise for improving treatment outcomes in various immune-related disorders.
What is the molecular weight/Mw of CD131 Protein?
CD131 Protein has a total Mw of 49.7kDa.

What is the source or expression system of CD131 Protein?
Sf9, Baculovirus cells.
What is the Purity of CD131 Protein?
CD131 Protein is >95% pure as determined by SDS-PAGE.

What is the Biological Activity of CD131 Protein?
The biological functionality of CD131 Protein will be determined in the future.

What is the amino acid sequence of CD131 Protein?
WERSLAGAEE TIPLQTLRCY NDYTSHITCR WADTQDAQRL VNVTLIRRVN EDLLEPVSCD LSDDMPWSAC PHPRCVPRRC VIPCQSFVVT DVDYFSFQPD RPLGTRLTVT LTQHVQPPEP RDLQISTDQD HFLLTWSVAL GSPQSHWLSP GDLEFEVVYK RLQDSWEDAA ILLSNTSQAT LGPEHLMPSS TYVARVRTRL APGSRLSGRP SKWSPEVCWD SQPGDEAQPQ NLECFFDGAA VLSCSWEVRK EVASSVSFGL FYKPSPDAGE EECSPVLREG LGSLHTRHHC QIPVPDPATH GQYIVSVQPR RAEKHIKSSV NIQMAPPSLN VTKDGDSYSL RWETMKMRYE HIDHTFEIQY RKDTATWKDS KTETLQNAHS MALPALEPST RYWARVRVRT SRTGYNGIWS EWSEARSWDT ESVLPMWLEH HHHHH.

What applications can CD131 Protein be used in?
CD131 Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for CD131 Protein?
The endotoxin level is minimal, CD131 Protein was purified using conventional chromatography techniques.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Galectin-2 Human Recombinant

HL14, Gal-2, Beta-galactoside-binding lectin L-14-II, Lactose-binding lectin 2, S-Lac lectin 2.

Product # :

CYT-725

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source
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SDS-PAGE

Description

LGALS2 Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 152 amino acids (1-132 a.a.) and having a molecular mass of 16.8 kDa. The LGALS2 is fused to a 20 amino acid His-Tag at N-terminus and purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The Galectin-2 His tag 0.5mg/ml protein solution contains 20mM Tris-HCl pH-8, 0.2M NaCl, 10% glycerol & 1mM DTT.

Purity

Greater than 95.0% as determined by SDS-PAGE.

SDS-PAGE

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Introduction
LGALS2 is a soluble beta-galactoside binding lectin that controls cell-to-cell adhesion and cell-to-extracellular matrix interactions and takes part in tumor progression, pre-mRNA splicing and apoptosis. LGALS2 induces apoptosis in activated T cells and binds to the cytokine lymphotoxin-alpha (LTA) with threat of myocardial infarction.
Synonyms
HL14, Gal-2, Beta-galactoside-binding lectin L-14-II, Lactose-binding lectin 2, S-Lac lectin 2.
Physical Appearance
Sterile Filtered colorless solution.
Stability
Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Avoid multiple freeze-thaw cycles.
Amino Acid Sequence
MGSSHHHHHH SSGLVPRGSH MTGELEVKNM DMKPGSTLKI TGSIADGTDG FVINLGQGTD KLNLHFNPRF SESTIVCNSL DGSNWGQEQR
EDHLCFSPGS EVKFTVTFES DKFKVKLPDG HELTFPNRLG HSHLSYLSVR GGFNMSSFKL KE.
Background
What is the molecular weight/Mw of LGALS2 HUMAN Protein?
LGALS2 HUMAN Protein has a total Mw of 17kDa.

What is the source or expression system of LGALS2 HUMAN Protein?
Escherichia Coli.

What is the Purity of LGALS2 HUMAN Protein?
LGALS2 HUMAN Protein is >95% pure as determined by SDS-PAGE.

What is the Biological Activity of LGALS2 HUMAN Protein?
The biological functionality of LGALS2 HUMAN Protein will be determined in the future.

What is the amino acid sequence of LGALS2 HUMAN Protein?
MGSSHHHHHH SSGLVPRGSH MGSHMACGLV ASNLNLKPGE CLKVRGEVAS DAKSFVLNLG KDSNNLCLHF NPRFNAHGDA NTIVCNTKED GTWGTEHREP AFPFQPGSIT EVCITFDQAD LTIKLPDGHE FKFPNRLNME AINYMAADGD FKIKCVAFE.
What applications can LGALS2 HUMAN Protein be used in?
LGALS2 HUMAN Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for LGALS2 HUMAN Protein?
The endotoxin level is minimal, LGALS2 HUMAN Protein was purified using conventional chromatography techniques.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Transforming Growth Factor Beta Receptor 1 Human Recombinant, Active

TGFBR1, AAT5, ACVRLK4, ALK-5, ALK5, ESS1, LDS1, LDS1A, LDS2A, MSSE, SKR4, tbetaR-I, TGFR-1.

Product # :

PKA-135

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Description

TGFBR1 produced in Sf9 insect cells is a single, glycosylated polypeptide chain containing 342 amino acids (27-126a.a.) and having a molecular mass of 38kDa. TGFBR1 is expressed with 242 amino acid hIgG-His-Tag at C-Terminus and purified by proprietary chromatographic techniques.

Source

Sf9, Baculovirus cells.

Formulation

TGFBR1 protein solution (0.5mg/ml) Phosphate Buffered Saline (pH 7.4) containing 10% glycerol.

Purity

Greater than 90.0% as determined by SDS-PAGE.

Biological Activity

≤ 2 ug/ml, measured by its binding ability in a functional ELISA with Mouse CD105.

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Synonyms
TGFBR1, AAT5, ACVRLK4, ALK-5, ALK5, ESS1, LDS1, LDS1A, LDS2A, MSSE, SKR4, tbetaR-I, TGFR-1.
Physical Appearance
Sterile filtered colorless solution.
Stability
Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Avoid multiple freeze-thaw cycles.
Amino Acid Sequence
ADLLLPGATA LQCFCHLCTK DNFTCVTDGL CFVSVTETTD KVIHNSMCIA EIDLIPRDRP FVCAPSSKTG SVTTTYCCNQ DHCNKIELPT TVKSSPGLGP VELVEPKSCD KTHTCPPCPA PELLGGPSVF LFPPKPKDTL MISRTPEVTC VVVDVSHEDP EVKFNWYVDG VEVHNAKTKP REEQYNSTYR VVSVLTVLHQ DWLNGKEYKC KVSNKALPAP IEKTISKAKG QPREPQVYTL
PPSRDELTKN QVSLTCLVKG FYPSDIAVEW ESNGQPENNY KTTPPVLDSD GSFFLYSKLT VDKSRWQQGN VFSCSVMHEA LHNHYTQKSL SLSPGKHHHH HH.
Background
Transforming Growth Factor Beta Receptor 1 (TGFBR1), a transmembrane protein crucial in the TGF-β signaling pathway, holds a paramount position in regulating diverse cellular processes. Its intricate involvement in development, immune responses, tissue homeostasis, and disease has elevated TGFBR1 to a central role in biology and medicine. This research embarks on a comprehensive exploration of the TGFBR1 protein, unraveling its structural complexities, signaling mechanisms, and its far-reaching implications in various physiological and pathological contexts. By dissecting the intricacies of TGFBR1, scientists aim to decode the fundamental cellular processes it governs and explore potential therapeutic avenues in the domains of cancer, fibrosis, and immunology.
Structural Complexity of TGFBR1:
TGFBR1 is a serine/threonine kinase receptor with an extracellular ligand-binding domain, a transmembrane domain, and an intracellular kinase domain. Its structure allows it to interact with TGF-β ligands and initiate downstream signaling cascades. Understanding the three-dimensional architecture of TGFBR1 is pivotal for deciphering its interactions with ligands, co-receptors, and intracellular signaling partners, shedding light on the molecular intricacies of its function.
Signaling Pathways and Physiological Functions:
Upon ligand binding, TGFBR1 phosphorylates downstream effectors, regulating processes like cell proliferation, differentiation, apoptosis, and immune responses. TGF-β signaling mediated by TGFBR1 is vital in embryogenesis, tissue repair, and immune tolerance. Dysregulation of this pathway is implicated in numerous diseases, including cancer, fibrosis, and autoimmune disorders, underscoring the significance of TGFBR1 in maintaining cellular and tissue homeostasis.
TGFBR1 in Cancer Biology:
TGFBR1's dual role as a tumor suppressor and a promoter of cancer progression reflects its complexity in cancer biology. In early stages, TGFBR1 signaling suppresses cell growth and promotes apoptosis, acting as a defense against tumorigenesis. However, in advanced stages, cancer cells exploit TGFBR1 signaling to facilitate invasion, metastasis, and immune evasion. Understanding the context-dependent nature of TGFBR1's functions in cancer is pivotal for developing targeted therapies.
Targeting TGFBR1 in Therapeutics:
Given its critical roles in various diseases, TGFBR1 has emerged as an attractive target for therapeutic interventions. In cancer, efforts are underway to develop small molecule inhibitors and monoclonal antibodies that modulate TGFBR1 signaling, aiming to curb tumor progression. Additionally, in fibrotic disorders, targeting TGFBR1 offers hope for halting the pathological tissue remodeling characteristic of these diseases, providing potential treatments for conditions such as pulmonary fibrosis and liver cirrhosis.
TGFBR1 Protein, with its intricate signaling mechanisms and diverse physiological roles, stands at the crossroads of fundamental cellular processes and disease pathogenesis. Its involvement in development, immune regulation, cancer, and tissue homeostasis underscores its significance in biology and medicine. As researchers delve deeper into the complexities of TGFBR1, they pave the way for innovative therapies and a deeper understanding of diseases, ultimately shaping the future of healthcare and scientific exploration. This research not only illuminates the pivotal role of TGFBR1 but also holds the promise of transformative advancements in medicine and our understanding of cellular signaling pathways.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Stromal Cell-Derived Factor-1 gamma Human Recombinant (CXCL12)

Stromal cell-derived factor 1, SDF-1, hSDF-1, C-X-C motif chemokine 12, Intercrine reduced in hepatomas, IRH, hIRH, Pre-B cell growth-stimulating factor, PBSF, CXCL12, SDF1, hSDF-1gamma, SDF-1g, TLSF, TPAR1, SCYB12.

Product # :

CHM-020

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Description

SDF-1 gamma Human Recombinant produced in E.coli is a single, non-glycosylated polypeptide chain containing 99 amino acids and having a molecular mass of 11.6kDa.The SDF-1g is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

SDF-1g protein was lyophilized from a 0.2µm filtered concentrated solution in PBS, pH 7.4.

Purity

Greater than 96.0% as determined by:
(a) Analysis by RP-HPLC.
(b) Analysis by SDS-PAGE.

Biological Activity

The biological activity determined by a chemotaxis bioassay using PHA and rHuIL-2 activated human peripheral blood T-lymphocytes is in a concentration range of 30-100 ng/ml.

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Introduction
SDF-1 (stromal cell-derived factor-1) is small cytokine belonging to the chemokine family that is officially designated Chemokine (C-X-C motif) ligand 12 (CXCL12). It is produced in two forms, SDF-1a/CXCL12a and SDF-1b/CXCL12b, by alternate splicing of the same gene. Chemokines are characterized by the presence of four conserved cysteines, which form two disulfide bonds. The CXCL12 proteins belong to the group of CXC chemokines, whose initial pair of cysteines are separated by one intervening amino acid. CXCL12 is strongly chemotactic for lymphocytes and has been implicated as an important cell co-ordinator during development. During embryogenesis it directs the migration of hematopoietic cells from foetal liver to bone marrow. Mice which were knocked-out for CXCL12 gene were lethal before the birth or within just 1 hour of life. As another role, CXCL12a alters also the electrophysiology of neurons. CXCL12 was shown to be expressend in many tissues in mice (including brain, thymus, heart, lung, liver, kidney, spleen and bone marrow).
The receptor for this chemokine is CXCR4, which was previously called fusin. This CXCL12-CXCR4 interaction used to be considered exclusive (unlike for other chemokines and their receptors), but recently it was suggested that CXCL12 is also bound by CXCR7 receptor.
The gene for CXCL12 is located on human chromosome 10. In human and mouse both CXCL12 and CXCR4 show high identity of sequence: 99% and 90%, respectively.
Synonyms
Stromal cell-derived factor 1, SDF-1, hSDF-1, C-X-C motif chemokine 12, Intercrine reduced in hepatomas, IRH, hIRH, Pre-B cell growth-stimulating factor, PBSF, CXCL12, SDF1, hSDF-1gamma, SDF-1g, TLSF, TPAR1, SCYB12.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized SDF-1g although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution SDF-1 gamma should be stored at 4°C between 2-7 days and for future use below -18°C. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Please prevent freeze-thaw cycles.
Solubility
It is recommended to reconstitute the lyophilized SDF-1g in sterile 18M-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
GKPVSLSYRC PCRFFESHVA RANVKHLKIL NTPNCALQIV ARLKNNNRQV CIDPKLKWIQ EYLEKALNKG RREEKVGKKE KIGKKKRQKK RKAAQKRKN.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Oncostatin M Human Recombinant (209 a.a.)

OSM, MGC20461, Oncostatin M.

Product # :

CYT-639

Price :

Quantity :

Shipping Method :

Shipped at Room temp

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Description

Oncostatin-M (209 a.a.) Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 209 amino acids and having a molecular mass of 23.9kDa. The Oncostatin-M (209 a.a.) is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

Oncostatin-M (209 a.a.) was lyophilized from a concentrated (1mg/ml) solution containing 1x PBS pH-7.4.

Purity

Greater than 97.0% as determined by(a) Analysis by RP-HPLC.
(b) Analysis by SDS-PAGE.

Biological Activity

The ED50 as determined by the dose-dependant stimulation of Human TF-1 cells is < 2 ng/ml, corresponding to a Specific Activity of 500,000 IU/mg.

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Introduction
Oncostatin M is a member of a cytokine family that includes leukemia-inhibitory factor, granulocyte colony-stimulating factor, and interleukin 6. This gene encodes a growth regulator which inhibits the proliferation of a number of tumor cell lines. It regulates cytokine production, including IL-6, G-CSF and GM-CSF from endothelial cells.
Synonyms
OSM, MGC20461, Oncostatin M.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Oncostatin-M (209 a.a.) although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution Oncostatin-M (209 a.a.) should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.
Solubility
It is recommended to reconstitute the lyophilized Oncostatin-M (209 a.a.) in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
AAIGSCSKEYRVLLGQLQKQTDLMQDTSRLLDPYIRIQGLDVPKLREHCRERPG
AFPSEETLRGLGRRGFLQTLNATLGCVLHRLADLEQRLPKAQDLERSGLNIEDL
EKLQMARPNILGLRNNIYCMAQLLDNSDTAEPTKAGRGASQPPTPTPASDAFQ
RKLEGCRFLHGYHRFMHSVGRVFKWGESPNRSRRHSPHQALRKGVRR.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Osteoprotegerin Human Recombinant, Hi-5

TNFRSF11B, OPG, OCIF, Osteoclastogenesis inhibitory factor, Osteoprotegerin, TR1, MGC29565.

Product # :

CYT-633

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Description

Recombinant Osteoprotegerin produced in baculovirus is a signle, glycosylated polypeptide chain containing 389 amino acid residues (22-401 a.a.), having a calculated molecular mass of 44.7 kDa. The Osteoprotegerin is fused to a 6 amino acid His tag at C-terminus and purified by proprietary chromatographic techniques.

Source

Hi-5.

Formulation

Osteoprotegerin protein contains PBS pH-7.4 and 10% glycerol.

Purity

Greater than 90.0% as determined by SDS-PAGE.

Biological Activity

The ED50 range ≤ 8 ng/ml and is measured by its ability to inhibit cytotoxicity using Jurkat human acute T cell leukemia cells in the presence of 2ng/ml of human TRAIL (CAT# cyt-1014).

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Introduction
Osteoprotegerin acts as decoy receptor for rankl and thereby neutralizes its function in osteoclastogenesis. OPG inhibits the activation of osteoclasts and promotes osteoclast apoptosis in vitro. Bone homeostasis seems to depend on the local rankl/opg ratio. Osteoprotegerin may also play a role in preventing arterial calcification. May act as decoy receptor for trail and protect against apoptosis. Trail binding blocks the inhibition of osteoclastogenesis.
Synonyms
TNFRSF11B, OPG, OCIF, Osteoclastogenesis inhibitory factor, Osteoprotegerin, TR1, MGC29565.
Physical Appearance
Sterile Filtered colorless clear solution.
Stability
Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. Please avoid freeze thaw cycles.
Amino Acid Sequence
ADPETFPPKY LHYDEETSHQ LLCDKCPPGT YLKQHCTAKW KTVCAPCPDH YYTDSWHTSD ECLYCSPVCK ELQYVKQECN RTHNRVCECK EGRYLEIEFC LKHRSCPPGF GVVQAGTPER NTVCKRCPDG FFSNETSSKA PCRKHTNCSV FGLLLTQKGN ATHDNICSGN SESTQKCGID VTLCEEAFFR FAVPTKFTPN WLSVLVDNLP GTKVNAESVE RIKRQHSSQE QTFQLLKLWK HQNKDQDIVK KIIQDIDLCE NSVQRHIGHA NLTFEQLRSL MESLPGKKVG AEDIEKTIKA CKPSDQILKL LSLWRIKNGD QDTLKGLMHA LKHSKTYHFP KTVTQSLKKT IRFLHSFTMY KLYQKLFLEM IGNQVQSVKI SCLSHHHHHH.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Cysteine-Rich Angiogenic Inducer 61 (275-381 a.a.) Human Recombinant

CYR61, Protein CYR61, Cysteine-rich angiogenic inducer 61, IGF-binding protein 10, IGFBP-10, IBP-10, Protein GIG1, CCN family member 1, CCN1, GIG1, IGFBP10.

Product # :

CYT-1235

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Quantity :

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Shipped at Room temp

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Description

The CYR61Human is created as a recombinant protein with a 4kda N-terminal fusion of His Tag. The CYR61His-Tagged Fusion Protein, produced in E. coli, is a 17kDa protein containing 107 amino acid residues of the CYR61Human, 275-381 amino acids.

Source

Escherichia Coli.

Formulation

Each mg was lyophilized with 1xPBS, 0.4% SDS and 4mM DTT.

Purity

Greater than 90% as determined by SDS-PAGE.

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Synonyms
CYR61, Protein CYR61, Cysteine-rich angiogenic inducer 61, IGF-binding protein 10, IGFBP-10, IBP-10, Protein GIG1, CCN family member 1, CCN1, GIG1, IGFBP10.
Physical Appearance
Filtered White lyophilized (freeze-dried) powder.
Stability
Store lyophilized CYR61at -20°C. Aliquot the product after reconstitution to avoid repeated freezing/thawing cycles. Reconstituted protein can be stored at 4°C for a limited period of time; it does not show any change after two weeks at 4°C.
Solubility
It is recommended to add deionized water to prepare a working stock solution of approximately 0.5mg/ml and let the lyophilized pellet dissolve completely. Product is not sterile! Please filter the product by an appropriate sterile filter before using it on cell culture.
Background
Cysteine-Rich Angiogenic Inducer 61 also known as CYR61 is a growth factor-inducible, immediate-early gene which has many activities in various cancers. CYR61 is a part of to the CCN family a group of secreted extracellular matrix-associated proteins which regulate diverse biological processes including cell adhesion, proliferation, migration, survival and angiogenesis. CYR61 plays a significant role in development, tissue repair, wound healing, and various pathological conditions such as cancer and fibrosis. CYR61 is encoded by a growth factor-inducible immediate-early gene. CYR61 promotes the adhesion of endothelial cells by interaction with integrin and enhances growth factor-induced DNA synthesis in the same cell type.
What is the molecular weight/Mw of CCN1 Protein?
CCN1 Protein has a total Mw of 17kDa.

What is the source or expression system of CCN1 Protein?
Escherichia Coli.

What is the Purity of CCN1 Protein?
CCN1 Protein is >90% pure as determined by SDS-PAGE.

What is the Biological Activity of CCN1 Protein?
The biological functionality of CCN1 Protein will be determined in the future.

What is the amino acid sequence of CCN1 Protein?
CCN1 Protein is composed from 107 amino acids.

What applications can CCN1 Protein be used in?
CCN1 Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for CCN1 Protein?
The endotoxin level is minimal, CCN1 Protein was purified using conventional chromatography techniques.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Fibroblast Growth Factor Receptor-1 Human Recombinant, His Tag

FGFR-1, bFGF-R, C-FGR, CD331, fms-related tyrosine kinase 2, Pfeiffer syndrome, CEK, FLG, FLT2, KAL2, BFGFR, FGFBR, HBGFR, FGFR1/FGFR1OP2 FUSION GENE, FGFR1/ZNF198 FUSION GENE, FLG FGFR1/BCR FUSION GENE, FLG protein, FMS-LIKE GENE, N-sam tyrosine kinase, basic fibroblast growth factor receptor 1.

Product # :

PKA-100

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Shipped with Ice Packs

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source
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purity
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Description

FGFR Human Recombinant produced in Sf9 Baculovirus cells is a single, glycosylated polypeptide chain containing 363 amino acids (22-376) and having a molecular mass of 40.4kDa. (Molecular size on SDS-PAGE will appear at approximately 40-57kDa). FGFR is fused to a 8 amino acid His-tag at C-terminus & purified by proprietary chromatographic techniques.

Source

Sf9, Baculovirus cells.

Formulation

The FGFR solution (0.5mg/1ml) contains phosphate buffered Saline (pH7.4), and 10% glycerol.

Purity

Greater than 95.0% as determined by SDS-PAGE.

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Introduction
Fibroblast Growth Factors (FGFs) comprise a family of at least eighteen structurally realted proteins that are involved in a multitude of physiological and pathological cellular processes, including cell growth, differentation, angiogenesis, wound healing and tumorgenesis. The biological activities of the FGFs are mediated by a family if type I transmembrane tyrosine kinases which undergo dimerization and autophosphorylation after ligand binding. Four distinct genes encoding closely related FGF receptors, FGFR-1to -4 are known. Multiple forms of FGFR-1 to -3 are generated by alternative splicing of the mRNAs. A frequent splicing event involving FGFR-1 and -2 results in receptors containing all three Ig domains, referred to as the alpha isoform, or only IgII and IgIII, referred to as the ? isoform. Only the alpha isoform has been identified for FGFR-3 and FGFR-4. Additional splicing events for FGFR-1 to -3, involving the C-terminal half of the IgIII domain encoded by two mutually exclusive alternative exons, generate FGF receptors with alternative IgIII domains (IIIb and IIIc). A IIIa isoform which is a secreted FGF binding protein containing only the N-terminal half of the IgIII domain plus some intron sequences has also been reported for FGFR-1. Mutations in FGFR-1 to -3 have been found in patients with birth defects involving craniosynostosis.
Synonyms
FGFR-1, bFGF-R, C-FGR, CD331, fms-related tyrosine kinase 2, Pfeiffer syndrome, CEK, FLG, FLT2, KAL2, BFGFR, FGFBR, HBGFR, FGFR1/FGFR1OP2 FUSION GENE, FGFR1/ZNF198 FUSION GENE, FLG FGFR1/BCR FUSION GENE, FLG protein, FMS-LIKE GENE, N-sam tyrosine kinase, basic fibroblast growth factor receptor 1.
Physical Appearance
Sterile Filtered colorless solution.
Stability
Store at 4°C if entire vial will be used within 2-4 weeks.Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Avoid multiple freeze-thaw cycles.
Amino Acid Sequence
RPSPTLPEQA QPWGAPVEVE SFLVHPGDLL QLRCRLRDDV QSINWLRDGV QLAESNRTRI TGEEVEVQDS VPADSGLYAC VTSSPSGSDT TYFSVNVSDA LPSSEDDDDD DDSSSEEKET DNTKPNRMPV APYWTSPEKM EKKLHAVPAA KTVKFKCPSS GTPNPTLRWL KNGKEFKPDH RIGGYKVRYA TWSIIMDSVV PSDKGNYTCI VENEYGSINH TYQLDVVERS PHRPILQAGL PANKTVALGS NVEFMCKVYS DPQPHIQWLK HIEVNGSKIG PDNLPYVQIL KTAGVNTTDK EMEVLHLRNV SFEDAGEYTC LAGNSIGLSH HSAWLTVLEA LEERPAVMTS PLYLELEHHH HHH.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Leptin Triple Antagonist (D23L) Pegylated Mouse Recombinant

OB Protein, Obesity Protein, OBS, Obesity factor.

Product # :

CYT-1242

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Description

Leptin Antagonist Triple Mutant D23L Mouse Recombinant is a single non-glycosilated polypeptide chain containing 146 amino and additional Ala at N-terminus. The Leptin antagonist was mutated, resulting in L39A/D40A/F41A mutant. The Mouse Leptin antagonist is bound to 20 kDa mono-PEG at N-terminus, resulting in 35.6 kDa. The Mouse Leptin triple anatagonist runs as a 48 kDa. Leptin Antagonist Triple Mutant Mouse Recombinant was purified by proprietary chromatographic techniques.

Source

Escherichia coli.

Formulation

The Mouse Leptin triple anatagonist was lyophilized from a concentrated (0.65mg/ml) solution with 0.003mM NaHCO3.

Purity

Greater than 99.0% as determined by:

(a) Gel filtration analysis.

(b) Analysis by SDS-PAGE.

Biological Activity

Leptin Antagonist Triple Mutant D23L Mouse Recombinant is capable of stimulating proliferation of BAF/3 cells stably transfected with the long form of human leptin receptor. Its in vitro activity is only slightly lower than the non-pegylated recombinant mouse leptin but in vivo it has profound weight reducing effect (as compared to the non-pegylated recombinant mouse leptin), resulting mainly from reduced food intake.

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Synonyms
OB Protein, Obesity Protein, OBS, Obesity factor.
Physical Appearance
White lyophilized (freeze-dried) powder.
Stability
Lyophilized Leptin Antagonist Triple Mutant Mouse Recombinant although stable at room temperature for several weeks, should be stored desiccated below -18°C. Upon reconstitution at > 0.1mg/ml and up to 2mM and filter sterilization LEP mutant can be stored at 4°C or even room temperature for several weeks making it suitable for long term infusion studies using osmotic pumps. At lower concentration addition of a carrier protein (0.1% HSA or BSA) is suggested. Please prevent freeze-thaw cycles.
Solubility
It is recommended to reconstitute the lyophilized Leptin Antagonist Triple Mutant Mouse Recombinant in sterile water or sterile 0.4% NaHCO3adjusted to pH 8-9, not less than 100µg/ml, which can then be further diluted with other aqueous solutions.
Background
Leptin is a hormone which mainly produced by adipocytes . Leptin’s main part is to regulate long-term energy balance. Leptin is encoded by the LEP gene. Leptin effects mainly on leptin receptors in the cell mambrane of various cells in the human body. The leptin receptor is found on a wide range of cell types. The leptin receptor is a single-transmembrane-domain type 1 cytokine receptor. leptin levels influence satiety, appetite and triggers behaviors which lead to energy savings High leptin levels are interpreted by the brain that energy reserves are high, whereas low leptin levels means that energy reserves are low, in the process adapting the organism to starvation through a variety of metabolic, neurobiochemical, endocrine and behavioral change.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Beta Nerve Growth Factor Human Recombinant

Beta Polypeptide, NGF, NGFB, HSAN5, Beta-NGF, MGC161426, MGC161428.

Product # :

CYT-579

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Description

Nerve Growth Factor-beta Human Recombinant produced in E.Coli is a non-covalently disulfide-linked homodimer, non-glycosylated, polypeptide chain containing 2 identical 121 amino acids with a molecular weight of two 13.6 kDa polypeptide monomers.The NGF-b is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The beta-NGF protein was lyophilized from a 0.2µm filtered solution containing 0.1% Trifluoroacetic Acid (TFA).

Purity

Greater than 95.0% as determined by SDS-PAGE.

Biological Activity

The ED₅₀, calculated by its ability to stimulate proliferation of TF-1 cells and is typically 1.31 ng/ml, corresponding to a specific activity of 7.6x10⁵units/mg.

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Introduction
NGF-beta has nerve growth stimulating activity and the complex is involved in the regulation of growth and the differentiation of sympathetic and certain sensory neurons. Mutations in this gene have been associated with hereditary sensory and autonomic neuropathy, type 5 (HSAN5), and dysregulation of this gene's expression is associated with allergic rhinitis.
Synonyms
Beta Polypeptide, NGF, NGFB, HSAN5, Beta-NGF, MGC161426, MGC161428.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Beta-NGF although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution NGF-Beta should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.
Solubility
It is recommended to reconstitute the lyophilized NGF-b in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
MSSSHPIFHRG EFSVCDSVSV WVGDKTTATD IKGKEVMVLG EVNINNSVFK QYFFETKCRD PNPVDSGCRG IDSKHWNSYC TTTHTFVKAL TMDGKQAAWR FIRIDTACVC VLSRKAVRRA.
Background
What is the molecular weight/Mw of B NGF Protein?
B NGF Protein has a total Mw of 13.6kDa.

What is the source or expression system of B NGF Protein?
Escherichia Coli.

What is the Purity of B NGF Protein?
B NGF Protein is >95% pure as determined by SDS-PAGE.

What is the Biological Activity of B NGF Protein?
The ED50, calculated by its ability to stimulate proliferation of TF-1 cells and is typically 1.31 ng/ml, corresponding to a specific activity of 7.6x105units/mg.

What is the amino acid sequence of B NGF Protein?
MSSSHPIFHRG EFSVCDSVSV WVGDKTTATD IKGKEVMVLG EVNINNSVFK QYFFETKCRD PNPVDSGCRG IDSKHWNSYC TTTHTFVKAL TMDGKQAAWR FIRIDTACVC VLSRKAVRRA.

What applications can B NGF Protein be used in?
B NGF Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for B NGF Protein?
The endotoxin level is minimal, B NGF Protein was purified using conventional chromatography techniques.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Stromal Cell-Derived Factor-1 alpha Human Recombinant, His Tag

SDF-1, CXCL12, Pre-B cell growth-stimulating factor, PBSF, hIRH, chemokine (C-X-C motif) ligand 12, SDF1, SDF1A, TPAR1, SCYB12, SDF-1a, TLSF-a.

Product # :

CHM-241

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Quantity :

Shipping Method :

Shipped at Room temp

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Description

Stromal Cell-Derived Factor-1 alpha Human Recombinant produced in E.Coli is a non-glycosylated, Polypeptide chain containing 78 amino acids, having a molecular mass of 9.2 kDa. The SDF-1a is fused to 10 amino acids His-Tag at N-terminus and purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The protein was filtered (0.4µm) and lyophilized from a concentrated (0.5mg/ml) solution containing 20mM Tris buffer pH-7.5 and 20mM sodium chloride.

Purity

Greater than 95.0% as determined SDS-PAGE.

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Introduction
SDF-1 (stromal cell-derived factor-1) is small cytokine belonging to the chemokine family that is officially designated Chemokine (C-X-C motif) ligand 12 (CXCL12). It is produced in two forms, SDF-1?/CXCL12a and SDF-1?/CXCL12b, by alternate splicing of the same gene. Chemokines are characterized by the presence of four conserved cysteines, which form two disulfide bonds. The CXCL12 proteins belong to the group of CXC chemokines, whose initial pair of cysteines are separated by one intervening amino acid. CXCL12 is strongly chemotactic for lymphocytes and has been implicated as an important cell co-ordinator during development. During embryogenesis it directs the migration of hematopoietic cells from foetal liver to bone marrow. Mice which were knocked-out for CXCL12 gene were lethal before the birth or within just 1 hour of life. As another role, CXCL12a alters also the electrophysiology of neurons. CXCL12 was shown to be expressend in many tissues in mice (including brain, thymus, heart, lung, liver, kidney, spleen and bone marrow).
The receptor for this chemokine is CXCR4, which was previously called fusin. This CXCL12-CXCR4 interaction used to be considered exclusive (unlike for other chemokines and their receptors), but recently it was suggested that CXCL12 is also bound by CXCR7 receptor.
The gene for CXCL12 is located on human chromosome 10. In human and mouse both CXCL12 and CXCR4 show high identity of sequence: 99% and 90%, respectively.
Synonyms
SDF-1, CXCL12, Pre-B cell growth-stimulating factor, PBSF, hIRH, chemokine (C-X-C motif) ligand 12, SDF1, SDF1A, TPAR1, SCYB12, SDF-1a, TLSF-a.
Physical Appearance
White lyophilized (freeze-dried) powder.
Stability
Lyophilized SDF1A although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution CXCL12 should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.
Solubility
It is recommended to add deionized water to a working concentration approximately 0.5 mg/ml and let the lyophilized pellet dissolve completely. Product is not sterile! Please filter the product by appropriate sterile filter before using it in the cell culture.
Amino Acid Sequence
MKHHHHHHAS KPVSLSYRCP CRFFESHVAR ANVKHLKILN TPNCALQIVA RLKNNNRQVC IDPKLKWIQE YLEKALNK.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Galectin-3 Human Recombinant

Galectin-3, GAL3, MAC2, CBP35, GALB, GALIG, LGALS2, LGALS3, Galactose-specific lectin 3, Mac-2 antigen, IgE-binding protein, 35 kDa lectin, Carbohydrate-binding protein 35, CBP 35, Laminin-binding protein, Lectin L-29, L-31, Galactoside-binding protein, GALBP.

Product # :

CYT-606

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Description

LGALS3 Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 250 amino acids and having a molecular mass of 26.2kDa. The LGALS3 is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The Galectin-3 protein was lyophilized from a sterile 0.2 micron filtered aqueous solution containing 10 mM sodium phosphate and 50mM sodium chloride, pH 7.5.

Purity

Greater than 95.0% as determined by analysis by SDS-PAGE.

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Introduction
Galectin-3 mediates with the alpha-3, beta-1 integrin the stimulation by cspg4 of endothelial cells migration. Galectin-3 plays an necessary part during the acquisition of vasculogenic mimicry and angiogenic properties associated with melanoma progression. LGALS3 overexpression is highly expressed in early stages of papillary carcinoma, and its expression intensity declines during tumor progression. Serum levels of LGALS3 are high in patients with thyroid malignancy but there is considerable overlap in serum LGALS3 concentrations between those with benign and malignant nodular thyroid disease. LGLAS3 takes part as an immune regulator to inhibit T-cell immune responses and promote tumor growth, as a result providing a new mechanism for tumor immune tolerance.
Synonyms
Galectin-3, GAL3, MAC2, CBP35, GALB, GALIG, LGALS2, LGALS3, Galactose-specific lectin 3, Mac-2 antigen, IgE-binding protein, 35 kDa lectin, Carbohydrate-binding protein 35, CBP 35, Laminin-binding protein, Lectin L-29, L-31, Galactoside-binding protein, GALBP.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Galectin-3 Recombinant although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution Galectin-3 should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.
Solubility
It is recommended to reconstitute the lyophilized LGALS3 in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
MADNFSLHDAL SGSGNPNPQG WPGAWGNQPA GAGGYPGASY PGAYPGQAPP GAYPGQAPPG AYPGAPGAYP GAPAPGVYPG PPSGPGAYPS SGQPSATGAY PATGPYGAPA GPLIVPYNLP LPGGVVPRML ITILGTVKPN ANRIALDFQR GNDVAFHFNP RFNENNRRVI VCNTKLDNNW GREERQSVFP FESGKPFKIQ VLVEPDHFKV AVNDAHLLQY NHRVKKLNEI SKLGISGDID LTSASYTMI.
Background
What is the molecular weight/Mw of LGALS3 HUMAN Protein?
LGALS3 HUMAN Protein has a total Mw of 26.2kDa.

What is the source or expression system of LGALS3 HUMAN Protein?
Escherichia Coli.

What is the Purity of LGALS3 HUMAN Protein?
LGALS3 HUMAN Protein is >95% pure as determined by SDS-PAGE.

What is the Biological Activity of LGALS3 HUMAN Protein?
The biological functionality of LGALS3 HUMAN Protein will be determined in the future.

What is the amino acid sequence of LGALS3 HUMAN Protein?
MADNFSLHDAL SGSGNPNPQG WPGAWGNQPA GAGGYPGASY PGAYPGQAPP GAYPGQAPPG AYPGAPGAYP GAPAPGVYPG PPSGPGAYPS SGQPSATGAY PATGPYGAPA GPLIVPYNLP LPGGVVPRML ITILGTVKPN ANRIALDFQR GNDVAFHFNP RFNENNRRVI VCNTKLDNNW GREERQSVFP FESGKPFKIQ VLVEPDHFKV AVNDAHLLQY NHRVKKLNEI SKLGISGDID LTSASYTMI.

What applications can LGALS3 HUMAN Protein be used in?
LGALS3 HUMAN Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for LGALS3 HUMAN Protein?
The endotoxin level is minimal, LGALS3 HUMAN Protein was purified using conventional chromatography techniques.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Vascular Endothelial Growth Factor Receptor-2 Human Recombinant

KDR D1-7, sKDR D1-7, Kinase insert domain receptor, Protein-tyrosine kinase receptor Flk-1, CD309, type III receptor tyrosine kinase, FLK1, VEGFR-2.

Product # :

PKA-242

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Description

Soluble VEGFR-2 Human Recombinant produced in baculovirus is monomeric, glycosylated, polypeptide having a molecular mass of 116 kDa. The soluble receptor protein contains only the first 7 extracellular domains, which contain all the information necessary for ligand binding.The sKDR is purified by proprietary chromatographic techniques.

Source

Insect Cells.

Formulation

KDR was lyophilized from a concentrated (1mg/ml) sterile solution containing 25mM MES pH-5.5 and 100mM NaCl.

Purity

Greater than 95.0% as determined by SDS-PAGE.

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Introduction
Endothelial cells express three different vascular endothelial growth factor (VEGF) receptors, belonging to the family of receptor tyrosine kinases (RTKs). They are named VEGFR-1 (Flt-1), VEGFR-2 (KDR/Flk-1), VEGFR-3 (Flt-4). Their expression is almost exclusively restricted to endothelial cells, but VEGFR-1 can also be found on monocytes. All VEGF-receptors have seven immunoglobulin-like extracellular domains, a single transmembrane region and an intracellular split tyrosine kinase domain. VEGFR-2 has a lower affinity for VEGF than the Flt-1 receptor, but a higher signaling activity. Mitogenic activity in endothelial cells is mainly mediated by VEGFR-2 leading to their proliferation.
Differential splicing of the flt-1 gene leads to the formation of a secreted, soluble variant of VEGFR-1 (sVEGFR-1). No naturally occuring, secreted forms of VEGFR-2 have so far been reported. The binding of VEGF165 to VEGFR-2 is dependent on heparin.
Synonyms
KDR D1-7, sKDR D1-7, Kinase insert domain receptor, Protein-tyrosine kinase receptor Flk-1, CD309, type III receptor tyrosine kinase, FLK1, VEGFR-2.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized VEGFR-2 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution FLK1 should be stored at 4°C between 2-7 days and for future use below -18°C.For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Please prevent freeze-thaw cycles.
Solubility
It is recommended to reconstitute the lyophilized VEGFR2 in sterile water not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
ASVGLPSVSLD LPRLSIQKDI LTIKANTTLQ ITCRGQRDLD WLWPNNQSGS EQRVEVTECS DGLFCKTLTI PKVIGNDTGA YKCFYRETDL ASVIYVYVQD YRSPFIASVS DQHGVVYITE NKNKTVVIPC LGSISNLNVS LCARYPEKRF VPDGNRISWD SKKGFTIPSY MISYAGMVFC EAKINDESYQ SIMYIVVVVG YRIYDVVLSP SHGIELSVGE KLVLNCTART ELNVGIDFNW EYPSSKHQHK KLVNRDLKTQ SGSEMKKFLS TLTIDGVTRS DQGLYTCAAS SGLMTKKNST FVRVHEKPFV AFGSGMESLV EATVGERVRI PAKYLGYPPP EIKWYKNGIP LESNHTIKAG HVLTIMEVSE RDTGNYTVIL TNPISKEKQS HVVSLVVYVP PQIGEKSLIS PVDSYQYGTT QTLTCTVYAI PPPHHIHWYW QLEEECANEP SQAVSVTNPY PCEEWRSVED FQGGNKIEVN KNQFALIEGK NKTVSTLVIQ AANVSALYKC EAVNKVGRGE RVISFHVTRG PEITLQPDMQ PTEQESVSLW CTADRSTFEN LTWYKLGPQP LPIHVGELPT PVCKNLDTLW KLNATMFSNS TNDILIMELK NASLQDQGDY VCLAQDRKTK KRHCVVRQLT VLERVAPTIT GNLENQTTSI GESIEVSCTA SGNPPPQIMW FKDNETLVED SGIVLKDGNR NLTIRRVRKE DEGLYTCQAC SVLGCAKVEA FFIIEGA.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Prolactin-Induced Protein Human Recombinant

Prolactin-inducible protein, Gross cystic disease fluid protein 15, GCDFP-15, Prolactin-induced protein, Secretory actin-binding protein, SABP, gp17, GCDFP15, GPIP4, PIP.

Product # :

CYT-793

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Quantity :

Shipping Method :

Shipped with Ice Packs

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source
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Description

PIP Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 141 amino acids (29-146 a.a.) and having a molecular mass of 15.9kDa.PIP is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

PIP protein solution (1mg/ml) contains 20mM Tris-HCl buffer, (pH 8.0), 10% glycerol and 0.4M Urea.

Purity

Greater than 90% as determined by SDS-PAGE.

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Introduction
Prolactin-inducible protein (PIP) is a main protein component of benign breast gross cysts. PIP is a famous indicator of breast cancer, since it is found in around 50% of all breast cancer specimens. PIP is expressed in exocrine glands, in pathologic conditions, in breast cysts and breast cancers exhibiting apocrine features. PIP and prostate specific antigen are co-expressed in androgen receptor-positive breast tumours.
Synonyms
Prolactin-inducible protein, Gross cystic disease fluid protein 15, GCDFP-15, Prolactin-induced protein, Secretory actin-binding protein, SABP, gp17, GCDFP15, GPIP4, PIP.
Physical Appearance
Sterile Filtered clear solution.
Stability
Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Avoid multiple freeze-thaw cycles.
Amino Acid Sequence
MGSSHHHHHH SSGLVPRGSH MGSQDNTRKI IIKNFDIPKS VRPNDEVTAV LAVQTELKEC MVVKTYLISS IPLQGAFNYK YTACLCDDNP KTFYWDFYTN RTVQIAAVVD VIRELGICPD DAAVIPIKNN RFYTIEILKV E.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Transforming Growth Factor Beta Receptor I Human Recombinant

TGFBR1, AAT5, ACVRLK4, ALK-5, ALK5, ESS1, LDS1, LDS1A, LDS2A, MSSE, SKR4, tbetaR-I, TGFR-1.

Product # :

PKA-111

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Quantity :

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Description

TGFBR1produced in Sf9 Baculovirus cells is a single, glycosylated polypeptide chain containing 342 amino acids (27-126a.a.) and having a molecular mass of 38.0kDa. (Molecular size on SDS-PAGE will appear at approximately 40-57kDa).TGFBR1is expressed with a 242 amino acid hIgG-His tag at C-Terminus and purified by proprietary chromatographic techniques.

Source

Sf9, Baculovirus cells.

Formulation

TGFBR1protein solution (0.5mg/ml) Phosphate Buffered Saline (pH 7.4) containing 10% glycerol.

Purity

Greater than 90.0% as determined by SDS-PAGE.

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Introduction
TGFBR1 is a single-pass type 1 membrane protein which is a part of the TGFB receptor subfamily and the protein kinase superfamily. TGFBR1 is a secreted protein that performs many cellular functions such as the control of cell growth, cell differentiation, cell proliferation and apoptosis. TGFBR1 also controls the immune system and shows different activities on various types of cell, or cells at different developmental stages.
Synonyms
TGFBR1, AAT5, ACVRLK4, ALK-5, ALK5, ESS1, LDS1, LDS1A, LDS2A, MSSE, SKR4, tbetaR-I, TGFR-1.
Physical Appearance
Sterile filtered colorless solution.
Stability
Store at 4°C if entire vial will be used within 2-4 weeks. Store, frozen at -20°C for longer periods of time. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA).Avoid multiple freeze-thaw cycles.
Amino Acid Sequence
ADLLLPGATA LQCFCHLCTK DNFTCVTDGL CFVSVTETTD KVIHNSMCIA EIDLIPRDRP FVCAPSSKTG SVTTTYCCNQ DHCNKIELPT TVKSSPGLGP VELVEPKSCD KTHTCPPCPA PELLGGPSVF LFPPKPKDTL MISRTPEVTC VVVDVSHEDP EVKFNWYVDG VEVHNAKTKP REEQYNSTYR VVSVLTVLHQ DWLNGKEYKC KVSNKALPAP IEKTISKAKG QPREPQVYTL PPSRDELTKN QVSLTCLVKG FYPSDIAVEW ESNGQPENNY KTTPPVLDSD GSFFLYSKLT VDKSRWQQGN VFSCSVMHEA LHNHYTQKSL SLSPGKHHHH HH.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Prolactin Pegylated Human Recombinant

Mammotropin, Luteotropic hormone, Luteotropin, PRL.

Product # :

CYT-1063

Price :

Quantity :

Shipping Method :

Shipped at Room temp

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source
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purity
biological activity
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Description

Prolactin Human Recombinant Pegylated produced in E.Coli is a single, non-glycosylated polypeptide chain containing 199 amino acids + an additional Ala at n-terminal. Pegylated Prolactin is mono-pegylated having a molecular mass of ~ 39 kDa, however under non-denaturing conditions it behaves as 220 kDa protein due to its increased hydrodynamic volume. The Pegylated Prolactin protein is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The protein was lyophilized from a concentrated (1mg/ml) solution with 0.02-0.03% NaHCO3

Purity

Greater than 99.0% as determined by:
(a) Analysis by Gel filtration.
(b) Analysis by SDS-PAGE.

Biological Activity

Pegylated Human Prolactin was tested for its biological functionality in-vitro by inducing proliferation of Nb2 cells or Baf/3 cells that were stably transfected with Human Prolactin receptors, though its activity is lower than human Prolactin. However, it is anticipated that its biological activity in vivo will be higher than human Prolactin due to prolonged persistence in circulation.

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Introduction
Prolactin is a neuroendocrine hormone synthesized primarily by the pituitary gland but also a variety of other cell types including the placenta, brain and uterus. Prolactin is secreted when eating, nursing, mating, estrogen treatment and during ovulation. Prolactin's primary role is to promote and maintain lactation but also plays a role in breast cancer development, regulation of reproductive function and immunoregulation.
Synonyms
Mammotropin, Luteotropic hormone, Luteotropin, PRL.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Prolactin although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution Prolactin should be stored at 4°C between 2-7 days and for future use below -18°C. For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Please prevent freeze-thaw cycles.
Solubility
It is recommended to reconstitute the lyophilized Prolactin in sterile 0.4% NaHCO3 pH-8-9, not less than 100µg/ml, which can then be further diluted to other aqueous solutions.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

Description:

Activin-A Human Recombinant, Plant-Active

Inhba, Inhibin beta A, FSH releasing protein.

Product # :

CYT-414

Price :

Quantity :

Shipping Method :

Shipped at Room temp

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source
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biological activity
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Description

Active form Activin-A Human Recombinant produced in Plant is a homodimeric, glycosylated, polypeptide chain containing 2 x 116 amino acids and having a molecular weight of 27.4kDa.The Active form Activin-A is fused to a 6-His tag at N-terminus and purified by standard chromatographic techniques.

Source

Nicotiana benthamiana.

Formulation

Active form Activin-A was lyophilized from a concentrated 1mg/ml protein solution containing 50mM Tris-HCl pH-7.4

Purity

Greater than 98% as obsereved by SDS-PAGE.

Biological Activity

The biological activity of INHBA is measured by its ability to inhibit mouse plasmacytoma cell line (MPC-11) cells proliferation ([³H]thymidine incorporation). ED₅₀<5ng/ml.

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Introduction
Activins are homodimers or heterodimers of the different β subunit isoforms, part of the TGFβ family. Mature Activin A has two 116 amino acids residues βA subunits (βA-βA). Activin displays an extensive variety of biological activities, including mesoderm induction, neural cell differentiation, bone remodelling, haematopoiesis, and reproductive physiology. Activins takes part in the production and regulation of hormones such as FSH, LH, GnRH and ACTH. Cells that are identified to express Activin A include fibroblasts, endothelial cells, hepatocytes, vascular smooth muscle cells, macrophages, keratinocytes, osteoclasts, bone marrow monocytes, prostatic epithelium, neurons, chondrocytes, osteoblasts, Leydig cells, Sertoli cells, and ovarian granulosa cells.
Synonyms
Inhba, Inhibin beta A, FSH releasing protein.
Physical Appearance
Lyophilized freeze dried powder.
Stability
For long term storage it is recommended to add a carrier protein (0.1% HSA or BSA). Repeated freezing and thawing is not recommended.
Solubility
INHBA protein should be reconstituted in distilled water to a concentration of 50 ug /ml. Due to the protein nature, dimmers and multimers may be observed.
Amino Acid Sequence
HHHHHHGLECDGKVNICCKKQFFVSFKDIGWNDWIIAPSG
YHANYCEGECPSHIAGTSGSSLSFHSTVINHYRMRGHSPFA
NLKSCCVPTKLRPMSMLYYDDGQNIIKKDIQNMIVEECGCS.
Background
What is the molecular weight / Mw of Activin A Protein?
Activin A Protein has a total Mw of 27.4 kDa.
What is the source or expression system of Activin A Protein?
Nicotiana benthamiana.
What is the Purity of Activin A Protein?
Activin A Protein is >98% pure as determined by SDS-PAGE.

What is the Biological Activity of Activin A Protein?
The biological activity of INHBA is measured by its ability to inhibit mouse plasmacytoma cell line (MPC-11) cells proliferation ([3H]thymidine incorporation). ED50<5ng/ml.
What is the endotoxin level for Activin A Protein?
The endotoxin level is minimal, ACTIVIN A Protein was purified using conventional chromatography techniques.
What is the amino acid sequence of ACTIVIN A Protein?HHHHHHGLECDGKVNICCKKQFFVSFKDIGWNDWIIAPSGYHANYCEGECPSHIAGTSGSSLSFHSTVINHYRMRGHSPFANLKSCCVPTKLRPMSMLYYDDGQNIIKKDIQNMIVEECGCS
What applications can ACTIVIN-A Protein be used in?
ACTIVIN A Protein can probably be used in western blot, ELISA and Lateral Flow.

ProSpec's products are furnished for LABORATORY RESEARCH USE ONLY. The product may not be used as drugs, agricultural or pesticidal products, food additives or household chemicals.

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