Search: 1000 results found for "Other Growth Factors"

Description:

Stromal Cell-Derived Factor 2 Human Recombinant

Stromal cell-derived factor 2, SDF-2.

Product # :

CHM-028

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Description

SDF2 Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 216 amino acids (19-211 a.a) and having a molecular mass of 23.7kDa. SDF2 is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

SDF2 protein solution (1mg/ml) containing 20mM Tris-HCl buffer (pH 8.0), 10% glycerol and 0.4M Urea.

Purity

Greater than 85.0% as determined by SDS-PAGE.

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Introduction
Stromal Cell-Derived Factor 2 (SDF2) is a secretory protein which is partly similar to the hydrophilic segments of yeast mannosyltransferases. SDF2 protein’s expression is ubiquitous and the gene is rather conserved among mammals. SDF2is a protein-coding gene whose alternative splicing results in coding and non-coding variants.
Synonyms
Stromal cell-derived factor 2, SDF-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 MGSSSLGVVT CGSVVKLLNT RHNVRLHSHD VRYGSGSGQQ SVTGVTSVDD SNSYWRIRGK SATVCERGTP IKCGQPIRLT HVNTGRNLHS HHFTSPLSGN QEVSAFGEEG EGDYLDDWTV LCNGPYWVRD GEVRFKHSST EVLLSVTGEQ YGRPISGQKE VHGMAQPSQN NYWKAMEGIF MKPSELLKAE AHHAEL.

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:

Growth differentiation factor 5 Mouse Recombinant, His Tag

Bmp-14, Bp, GDF-5, Bone morphogenetic protein 14, GDF5.

Product # :

CYT-852

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Description

GDF5 Mouse Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 143 amino acids (376-495 a.a) and having a molecular mass of 16kDa.GDF5 is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

GDF5 protein solution (0.5mg/ml) containing 20mM Tris-HCl buffer (pH 8.0) and 10% glycerol.

Purity

Greater than 90.0% as determined by SDS-PAGE.

sds-page

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Introduction
GDF-5 is a member of the bone morphogenetic protein (BMP) family and the TGF-beta superfamily. This group of proteins is characterized by a polybasic proteolytic processing site which is cleaved to produce a mature protein containing seven conserved cysteine residues. The members of this family are regulators of cell growth and differentiation in both embryonic and adult tissues. Mutations in this gene are associated with acromesomelic dysplasia, Hunter-Thompson type; brachydactyly, type C; and chondrodysplasia, Grebe type. These associations confirm that the gene product plays a role in skeletal development.
Synonyms
Bmp-14, Bp, GDF-5, Bone morphogenetic protein 14, GDF5.
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 MGSAPLANRQ GKRPSKNLKA RCSRKALHVN FKDMGWDDWI IAPLEYEAFH CEGLCEFPLR SHLEPTNHAV IQTLMNSMDP ESTPPTCCVP TRLSPISILF IDSANNVVYK QYEDMVVESC GCR.
Background
What is the molecular weight/Mw of GDF5 MOUSE Protein?
GDF5 MOUSE Protein has a total Mw of 16kDa.

What is the source or expression system of GDF5 MOUSE Protein?
Escherichia Coli.

What is the Purity of GDF5 MOUSE Protein?
GDF5 MOUSE Protein is >90% pure as determined by SDS-PAGE.

What is the Biological Activity of GDF5 MOUSE Protein?
The biological functionality of GDF5 MOUSE Protein will be determined in the future.

What is the amino acid sequence of GDF5 MOUSE Protein?
MGSSHHHHHH SSGLVPRGSH MGSAPLANRQ GKRPSKNLKA RCSRKALHVN FKDMGWDDWI IAPLEYEAFH CEGLCEFPLR SHLEPTNHAV IQTLMNSMDP ESTPPTCCVP TRLSPISILF IDSANNVVYK QYEDMVVESC GCR.

What applications can GDF5 MOUSE Protein be used in?
GDF5 MOUSE Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for GDF5 MOUSE Protein?
The endotoxin level is minimal, GDF5 MOUSE 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-1 Mouse Recombinant

FLT-1, FLT1, Tyrosine-protein kinase receptor FLT, Flt-1, Tyrosine-protein kinase FRT, Fms-like tyrosine kinase 1, VEGFR-1.

Product # :

PKA-139

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Description

FLT1 Mouse Recombinant produced in HEK cells is a single, glycosylated, polypeptide chain (23-759 a.a) containing a total of 970 amino acids, having a molecular mass of 108.9kDa. FLT1 is fused to a 233 amino acid hIgG-his tag at C-terminus and is purified by proprietary chromatographic techniques.

Source

HEK 293.

Formulation

FLT1 protein solution (1mg/ml) containing 10% glycerol and PBS.

Purity

Greater than 85.0% as determined by SDS-PAGE.

Biological Activity

The ED50 range ≤ 50ng/ml and is measured by its ability to inhibit proliferation using HUVEC human umbilical vein endothelial cells in the presence of Human VEGF165.

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Synonyms
FLT-1, FLT1, Tyrosine-protein kinase receptor FLT, Flt-1, Tyrosine-protein kinase FRT, Fms-like tyrosine kinase 1, VEGFR-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
YGSGSKLKVP ELSLKGTQHV MQAGQTLFLK CRGEAAHSWS LPTTVSQEDK RLSITPPSAC GRDNRQFCST LTLDTAQANH TGLYTCRYLP TSTSKKKKAE SSIYIFVSDA GSPFIEMHTD IPKLVHMTEG RQLIIPCRVT SPNVTVTLKK FPFDTLTPDG QRITWDSRRG FIIANATYKE IGLLNCEATV NGHLYQTNYL THRQTNTILD VQIRPPSPVR LLHGQTLVLN CTATTELNTR VQMSWNYPGK ATKRASIRQR IDRSHSHNNV FHSVLKINNV ESRDKGLYTC RVKSGSSFQS FNTSVHVYEK GFISVKHRKQ PVQETTAGRR SYRLSMKVKA FPSPEIVWLK DGSPATLKSA RYLVHGYSLI IKDVTTEDAG DYTILLGIKQ SRLFKNLTAT LIVNVKPQIY EKSVSSLPSP PLYPLGSRQV LTCTVYGIPR PTITWLWHPC HHNHSKERYD FCTENEESFI LDPSSNLGNR IESISQRMTV IEGTNKTVST LVVADSQTPG IYSCRAFNKI GTVERNIKFY VTDVPNGFHV SLEKMPAEGE DLKLSCVVNK FLYRDITWIL LRTVNNRTMH HSISKQKMAT TQDYSITLNL VIKNVSLEDS GTYACRARNI YTGEDILRKT EVLVRDSEAP HLLQNLSDYE VSISGSTTLD CQARGVPAPQ ITWFKNNHKI QQEPGIILGP GNSTLFIERV TEEDEGVYRC RATNQKGAVE
Background
Endothelial cells express 3 different vascular endothelial growth factor receptors: VEGFR-1 (Flt1), VEGFR-2 (KDR/Flk1), VEGFR-3 (Flt4) which are a part of the receptor tyrosine kinases family. Those receptors express mostly in endothelial cells, but VEGFR-1 can also be found on monocytes, dendritic cells and on trophoblast cells. Flt1 contains 7 immunoglobulin-like extracellular domains, a single transmembrane region and an intracellular split tyrosine kinase domain. Flt-1, when compared to VEGFR-2 receptor has a higher affinity for VEGF but a weaker signalling activity. VEGFR-1 also mediates signals for differentiation.

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:

Transcription Elongation Factor A (SII)-Like 7 Human Recombinant

Transcription elongation factor A (SII)-like 7, TCEA-like protein 7, transcription elongation factor A protein-like 7, MGC23947, MPMGp800C04260Q003.

Product # :

PRO-1147

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Description

TCEAL7 Human Recombinant produced in E. coli is a single polypeptide chain containing 124 amino acids (1-100) and having a molecular mass of 14.8 kDa.TCEAL7 is fused to a 24 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Source

E.coli.

Formulation

The TCEAL7 solution (0.5mg/1ml) contains 20mM Tris-HCl buffer (pH 8.0), 200mM NaCl, 2mM DTT and 50% glycerol.

Purity

Greater than 80% as determined by SDS-PAGE.

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Introduction
Transcription Elongation Factor A (SII)-Like 7 (TCEAL7) has a role in the negative regulation of NF-kappa-B signaling at the basal level by controlling transcriptional activity of NF-kappa-B on its target gene promoters. TCEAL7 links with cyclin D1 promoter containing Myc E-box sequence and transcriptionally inhibits cyclin D1 expression. TCEAL7 regulates telomerase reverse transcriptase expression and telomerase activity in both alternative lengthening of telomeres (ALT) and telomerase-positive cell lines. TCEAL7 is highly expressed in normal and fetal brain tissues, and weakly expressed in the uterus and ovary. TCEAL7 is down-regulated in epithelial ovarian, cervical, prostate, breast, brain and lung cancer cell lines and in the brain and ovarian tumors.
Synonyms
Transcription elongation factor A (SII)-like 7, TCEA-like protein 7, transcription elongation factor A protein-like 7, MGC23947, MPMGp800C04260Q003.
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 MGSHMQKPCK ENEGKPKCSV PKREEKRPYG EFERQQTEGN FRQRLLQSLE EFKEDIDYRH FKDEEMTREG DEMERCLEEI RGLRKKFRAL HSNHRHSRDR PYPI

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 Mouse Recombinant, BioActive

Lectin galactose binding soluble 3, Lectin, galactose binding, soluble 3, CBP35, GAL3, GALBP, GALIG, LGALS2, MAC2.

Product # :

CYT-1151

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Description

LGALS3 Mouse Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 287 amino acids ( 1-264 a.a) and having a molecular mass of 29.8kDa.LGALS3 is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Source

E.coli.

Formulation

LGALS3 protein (0.5mg/ml) contains 20mM Tris-HCl buffer (pH 8.0), 0.15M NaCl, 50% glycerol,1mM DTT and 2mM EDTA.

Purity

Greater than 95% as determined by SDS-PAGE.

Biological Activity

Measured by its ability to agglutinate human red blood cells. The ED50 for this effect is ≥ 25ug/ml.

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Introduction
Galectin 3, or LGALS3, is a protein which belongs to the animal lectins family, that binds betagalactoside residues selectively. LGALS3 is originated and leaves cells through ectocytosis. The protein is capable of inhibition apoptosis and the development of cancer. Galectin 3 is found in epithelial tissues in organisms, it can be located in dendritic cells, Kupffer cells, macrophages etc. LGALS3 levels elevated when inflammation is generating, cell proliferation, trans-activation by viral proteins and cell differentiation.
Synonyms
Lectin galactose binding soluble 3, Lectin, galactose binding, soluble 3, CBP35, GAL3, GALBP, GALIG, LGALS2, MAC2.
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 MGSMADSFSL NDALAGSGNP NPQGYPGAWG NQPGAGGYPG AAYPGAYPGQ APPGAYPGQA PPGAYPGQAP PSAYPGPTAP GAYPGPTAPG AYPGSTAPGA FPGQPGAPGA YPSAPGGYPA AGPYGVPAGP LTVPYDLPLP GGVMPRMLIT IMGTVKPNAN RIVLDFRRGN DVAFHFNPRF NENNRRVIVC NTKQDNNWGK EERQSAFPFE SGKPFKIQVL VEADHFKVAV NDAHLLQYNH RMKNLREISQ LGISGDITLT SANHAMI.
Background
What is the molecular weight/Mw of LGALS3 MOUSE Protein?
LGALS3 MOUSE Protein has a total Mw of 29.8kDa.

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

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

What is the Biological Activity of LGALS3 MOUSE Protein?
Measured by its ability to agglutinate human red blood cells. The ED50 for this effect is ≥ 25ug/ml.

What is the amino acid sequence of LGALS3 MOUSE Protein?
MGSSHHHHHH SSGLVPRGSH MGSMADSFSL NDALAGSGNP NPQGYPGAWG NQPGAGGYPG AAYPGAYPGQ APPGAYPGQA PPGAYPGQAP PSAYPGPTAP GAYPGPTAPG AYPGSTAPGA FPGQPGAPGA YPSAPGGYPA AGPYGVPAGP LTVPYDLPLP GGVMPRMLIT IMGTVKPNAN RIVLDFRRGN DVAFHFNPRF NENNRRVIVC NTKQDNNWGK EERQSAFPFE SGKPFKIQVL VEADHFKVAV NDAHLLQYNH RMKNLREISQ LGISGDITLT SANHAMI.

What applications can LGALS3 MOUSE Protein be used in?
LGALS3 MOUSE 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.

Description:

Leptin Human Recombinant, His Tag

OB Protein, Obesity Protein, OBS, Obesity factor.

Product # :

CYT-287

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Description

Leptin Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing amino acids 48-167 and having a total molecular mass of 19 kDa including the 4 kDa His tag.The Leptin is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The protein was lyophilized from a concentrated (1mg/ml) solution with 1X PBS, 0.1% SDS and 1mM DTT.

Purity

Greater than 90.0% as determined by SDS-PAGE.

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Introduction
Leptin is a protein hormone with important effects in regulating body weight, metabolism and reproductive function. The protein is approximately~16 kDa in mass and encoded by the obese (ob)gene. leptin is expressed predominantly by adipocytes, which fits with the idea that body weight is sensed as the total mass of fat in the body. Smaller amounts of leptin are also secreted by cellsin the epithelium of the stomach and in the placenta. Leptin receptors are highly expressed in areas of the hypothalamus known to be important in regulating body weight, as well as in T lymphocytes and vascular endothelial cells.
Synonyms
OB Protein, Obesity Protein, OBS, Obesity factor.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Leptin although stable at room temperature, should be stored desiccated below 0°C. Reconstituted Leptin is best stored refrigerated at 4°C.Please avoid freeze-thaw cycles.
Solubility
The lyophilized Leptin is very soluble in water and most aqueous buffers below and above the isoelectric point.

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 Mouse Recombinant

Galectin-2, Gal-2, Lgals2, AI324147, 2200008F12Rik.

Product # :

CYT-019

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SDS-PAGE

Description

LGALS2 mouse Recombinant produced E. coli is a single polypeptide chain containing 153 amino acids (1-130) and having a molecular mass of 17.3kDa.LGALS2 is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The LGALS2 solution (1mg/ml) contains 20mM Tris-HCl buffer (pH 8.0), 0.1M NaCl, 10% glycerol and 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
Galectin-2, Gal-2, Lgals2, AI324147, 2200008F12Rik.
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 MGSMSEKFEV KDLNMKPGMS LKIKGKIHND VDRFLINLGQ GKETLNLHFN PRFDESTIVC NTSEGGRWGQ EQRENHMCFS PGSEVKITIT FQDKDFKVTL PDGHQLTFPN RLGHNQLHYL SMGGLQISSF KLE.
Background
What is the molecular weight/Mw of LGALS2 MOUSE Protein?
LGALS2 MOUSE Protein has a total Mw of 17.3kDa.

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

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

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

What is the amino acid sequence of LGALS2 MOUSE Protein?
MGSSHHHHHH SSGLVPRGSH MGSMSEKFEV KDLNMKPGMS LKIKGKIHND VDRFLINLGQ GKETLNLHFN PRFDESTIVC NTSEGGRWGQ EQRENHMCFS PGSEVKITIT FQDKDFKVTL PDGHQLTFPN RLGHNQLHYL SMGGLQISSF KLE.

What applications can LGALS2 MOUSE Protein be used in?
LGALS2 MOUSE Protein can probably be used in western blot, ELISA and Lateral Flow.

What is the endotoxin level for LGALS2 MOUSE Protein?
The endotoxin level is minimal, LGALS2 MOUSE 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:

Activin-B Human Recombinant, Active

Inhibin beta B (activin AB beta polypeptide), Inhibin, beta-2, Activin beta-B chain, MGC157939.

Product # :

CYT-057

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Description

Activin B human Recombinant produced in Nicotiana benthamiana plant is a beta-B single chain (aa 293-406) containing 123 amino acids (molecular formula C615H910N178O177S12). Activin B is fused to a 10-His-tag at the N-terminal having the total molecular mass of 14kDa and purified by standard chromatographic techniques.

Source

Nicotiana benthamiana plant

Formulation

Lyophilized from 1mg/ml solution in 0.05M Tris-HCl buffer pH 7.4.

Purity

Greater than 97.0% as determined by Analysis by SDS-PAGE.

Biological Activity

The biological activity of Activin B is measured by its ability to inhibit mouse plasmacytoma cell line (MPC-11) cells proliferation. EC50 <5ng/ml is required to stimulate a half-maximal response at cytokine saturation. Note: Since applications vary, each investigator should titrate the reagent to obtain optimal results.

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Synonyms
Inhibin beta B (activin AB beta polypeptide), Inhibin, beta-2, Activin beta-B chain, MGC157939.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Activin B although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution Activin B 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 Activin B in sterile 18M-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
HHHHHHHHHH GLECDGRTNL CCRQQFFIDF RLIGWNDWII APTGYYGNYC EGSCPAYLAG VPGSASSFHT AVVNQYRMRG LNPGTVNSCC IPTKLSTMSM LYFDDEYNIV KRDVPNMIVE ECG.
Background
An Investigation into the Functional Roles and Therapeutic Potential of Activin-B Human Recombinant, Active
1. Abstract
Activin-B Human Recombinant, Active, also referred to as beta-2, Activin beta-B chain, or MGC157939, is a crucial component of the Transforming Growth Factor-beta (TGF-beta) superfamily. The multifaceted nature of this protein implicates it in numerous physiological processes. This paper delves into the bioactivity of Activin-B, exploring its role in cellular proliferation, differentiation, apoptosis, and its potential for therapeutic applications, especially in the realms of regenerative medicine, reproductive health, and cancer therapy.
2. Introduction
The TGF-beta superfamily, of which Activin-B is a member, is renowned for its far-reaching implications in cell and developmental biology. This superfamily boasts members that control cell growth, differentiation, and apoptosis, thus playing vital roles in organogenesis, bone growth, and reproductive functions. This research paper aims to shed light on the characteristics and potential therapeutic applications of Activin-B.
3. Structure and Synthesis of Activin-B
Activin-B is a dimeric protein, composed of two identical beta-B chains. This homodimer undergoes multiple stages of synthesis, starting as a precursor protein, which then experiences proteolytic processing to eventually form the mature peptide. It is this coordinated activity of various enzymes and molecular chaperones that ensure the accurate biosynthesis of Activin-B.
4. Biological Functions of Activin-B
Activin-B's roles extend from embryogenesis and organogenesis to the modulation of reproductive functions. Its influence over cellular proliferation, differentiation, and apoptosis has significant repercussions in physiological and pathological scenarios. Its regulatory functions also encompass immunomodulation and wound healing, underpinning its extensive biological reach.
5. Activin-B in Regenerative Medicine
Regenerative medicine's primary focus is the repair and regeneration of tissues, and it is here that the potential of Activin-B shines. The protein's capacity to regulate cellular processes positions it as a possible agent in tissue repair, making it an intriguing research topic for therapeutic applications in regenerative medicine.
6. Activin-B and Reproductive Health
Activin-B’s role in reproductive health is undeniable, having been implicated in follicular development, ovulation, and pregnancy maintenance. Its potent influence on reproductive functions indicates the possibility of its use in the treatment of reproductive disorders, providing a potential pathway for further therapeutic development.
7. Activin-B in Cancer
Recent research has connected the deregulation of Activin-B to various types of cancer. Deciphering the mechanisms through which Activin-B affects cancer cell proliferation and survival could open up new avenues for targeted cancer therapy. This critical linkage emphasizes the need for comprehensive studies on Activin-B's role in oncogenesis.
8. Conclusion and Future Perspectives
Our understanding of Activin-B's biological functions has grown immensely, but many mysteries remain. The continued exploration of the molecular mechanisms through which Activin-B operates will undoubtedly yield more insights into its potential therapeutic uses, guiding the development of new treatments for a myriad of diseases.
What is the molecular weight / Mw of Activin B Protein?
Activin A Protein has a total Mw of 14 kDa.
What is the source or expression system of Activin B Protein?
Nicotinia

What is the Purity of Activin B Protein?
Activin B Protein is >97% pure as determined by SDS-PAGE.

What is the Biological Activity of Activin B Protein?
The biological activity of Activin B is measured by its ability to inhibit mouse plasmacytoma cell line (MPC-11) cells proliferation. EC50 <5ng/ml is required to stimulate a half-maximal response at cytokine saturation. Note: Since applications vary, each investigator should titrate the reagent to obtain optimal results.

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

What is the amino acid sequence of ACTIVIN B Protein?
HHHHHHHHHH GLECDGRTNL CCRQQFFIDF RLIGWNDWII APTGYYGNYC EGSCPAYLAG VPGSASSFHT AVVNQYRMRG LNPGTVNSCC IPTKLSTMSM LYFDDEYNIV KRDVPNMIVE ECG

What applications can ACTIVIN B 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.

Description:

Leptin Quadruple Antagonist Mouse Recombinant

OB Protein, Obesity Protein, OBS, Obesity factor.

Product # :

CYT-1257

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Shipped at Room temp

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Description

Leptin Quadruple Antagonist Mouse Recombinant is a single non-glycosilated polypeptide chain containing 146 amino, an additional Ala at N-terminus and having a molecular mass of ~ 16 kDa. The Leptin antagonist was mutated, resulting in D23L/L39A/D40A/F41A mutant. Leptin Quadruple Antagonist Mouse Recombinant was purified by proprietary chromatographic techniques.

Source

Escherichia coli.

Formulation

The Mouse Leptin Quadruple anatagonist was lyophilized from a concentrated (1mg/ml) solution with 0.003mM NaHCO3.

Purity

Greater than 98.0% as determined by:

(a) Gel filtration analysis.

(b) Analysis by SDS-PAGE.

Biological Activity

Leptin Quadruple Antagonist Mouse Recombinant is capable of inhibiting leptin-induced proliferation of BAF/3 cells stably transfected with the long form of human leptin receptor. Mouse Leptin Quadruple Antagonist also inhibits various leptin effects in several in vitro bioassays. The inhibitory activity of Mouse Leptin Quadruple Antagonist was increased 14 to 60 fold as measured by various criteria such as binding properties to human leptin binding domain and in vitro and in vivo bioassays as compared to mouse leptin antagonist.

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Synonyms
OB Protein, Obesity Protein, OBS, Obesity factor.
Physical Appearance
White lyophilized (freeze-dried) powder.
Stability
Lyophilized Leptin Antagonist Quadruple 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 Antagonist 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 Quadruple Mouse Recombinant in sterile water or sterile 0.4% NaHCO3 adjusted to pH 8-9, not less than 100µg/ml, which can then be further diluted with other aqueous solutions.
Amino Acid Sequence
The sequence of the first five N-terminal amino acids of mouse super-active leptin antagonist was determined and was found to be Ala-Val-Pro-Ile-Gln.
Background
Leptin is produced by adipocytes and its main part is to regulate long-term energy balance. Leptin is encoded by the LEP gene and 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 behaviours 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.
Protein content
Protein quantization was carried out by UV spectroscopy at 280 nm using the absorbency value of 0.2 as the extinction coefficient for a 0.1% (1mg/ml) solution at pH 8.0. This value is calculated by the PC GENE computer analysis program of protein sequences (IntelliGenetics).

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 N82K Human Recombinant, Pegylated

OB Protein, Obesity Protein, OBS, Obesity factor.

Product # :

CYT-1107

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Description

Pegylated Leptin N82K Human Recombinant produced in E.Coli is a single non-glycosilated polypeptide chain containing 146 amino acids, an additional Ala at N-terminus and one molecule of PEG 20 kDa at its N-terminus acids and having a molecular weight of 35.6kDa. However due to enlarged hydrodymanic volume it runs on the SDS-PAGE as 48 kDa protein and in gel-filtration on Superdex 200 as over 200 kDa protein. Pegylated Leptin N82K Human Recombinant was purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

Lyophilized from a concentrated (0.65mg/ml) solution with 0.003mM NaHCO3 Having 35-40% protein.

Purity

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

Biological Activity

Pegylated Leptin Human is capable of stimulatng proliferation of BAF/3 cells stably transfected with the long form of human leptin receptor. Pegylated Leptin in vitro activity is 5-7 fold lower than the non-pegylated recombinant human leptin but in vivo Pegylated Leptin has profound weight reducing effect (as compared to the non-pegylated recombinant human leptin), resulting mainly from reduced food intake.

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Introduction
Leptin takes an important part in the regulation of energy balance and body weight control.After entering the circulation, Leptin binds LEPRwhich results in the activation of several major signalling pathways. In the hypothalamus Leptin acts as an appetite-regulating factor that induces a decrease in food intake and an increase in energy consumption and also regulates bone mass and secretion of hypothalamo-pituitary-adrenal hormones. In the periphery, increases basal metabolism, regulates pancreatic beta-cell function and insulin secretion and affects innate and adaptive immunity.
Synonyms
OB Protein, Obesity Protein, OBS, Obesity factor.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Pegylated Leptin although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution Pegylated Leptin N82K 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 Pegylated Leptin in sterile water or 0.4% NaHCO3 adjusted to 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:

Cell Growth Regulator With EF-Hand Domain 1 Human Recombinant

Cell Growth Regulator With EF-Hand Domain 1, Cell Growth Regulatory Gene 11 Protein, Hydrophobestin, CGR11, Cell Growth Regulator With EF Hand Domain Protein 1, Cell Growth Regulator With EF Hand Domain 1, Cell growth regulator with EF hand domain protein 1.

Product # :

PRO-2154

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Description

CGREF1 Human Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 305 amino acids (20-301 a.a) and having a molecular mass of 32.3kDa. CGREF1 is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

CGREF1 protein solution (0.5mg/ml) containing Phosphate Buffered Saline (pH7.4).

Purity

Greater than 85% as determined by SDS-PAGE.

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Introduction
Cell Growth Regulator with EF-Hand Domain 1, also known as CGREF1 is a secreted calcium ion binding protein. CGREF1 includes two EF-hand domains & both EF-hands are essential for function. CGREF1 is most likely digested extracellularly by an unfamiliar serine protease generating extremely hydrophobic bioactive peptides. CGREF1 mediates cell-cell adhesion in a calcium-dependent manner. In addition, CGREF1 is capable to inhibit growth in more than a few cell lines.
Synonyms
Cell Growth Regulator With EF-Hand Domain 1, Cell Growth Regulatory Gene 11 Protein, Hydrophobestin, CGR11, Cell Growth Regulator With EF Hand Domain Protein 1, Cell Growth Regulator With EF Hand Domain 1, Cell growth regulator with EF hand domain protein 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
MGSSHHHHHH SSGLVPRGSH MGSAPKDGVT RPDSEVQHQL LPNPFQPGQE QLGLLQSYLK GLGRTEVQLE HLSREQVLLY LFALHDYDQS GQLDGLELLS MLTAALAPGA ANSPTTNPVI LIVDKVLETQ DLNGDGLMTP AELINFPGVA LRHVEPGEPL APSPQEPQAV GRQSLLAKSP LRQETQEAPG PREEAKGQVE ARRESLDPVQ EPGGQAEADG DVPGPRGEAE GQAEAKGDAP GPRGEAGGQA EAEGDAPGPR GEAGGQAEAR ENGEEAKELP GETLESKNTQ NDFEVHIVQV ENDEI.

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:

B-Cell Maturation Antigen Human Recombinant

BCMA, CD269, Tumor Necrosis Factor Receptor Superfamily Member 17, BCM, TNFRSF17, B-cell maturation protein, CD269 antigen.

Product # :

CYT-598

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Description

TNFRSF17 Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 50 amino acids and having a molecular mass of 5.3 kDa. The TNFRSF17 is purified by standard chromatographic techniques.

Source

Escherichia Coli.

Formulation

1mg of TNFRSF17 Human contain 20mM sodium phosphate buffer, pH-7.4, and 130mM NaCl.

Purity

Greater than 98.0% as determined by:
(a) Analysis by RP-HPLC.
(b) Analysis by SDS-PAGE.

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Introduction
TNFRSF17 is a receptor for tnfsf13b/blys/baff and tnfsf13/april. TNFRSF17 promotes b-cell survival and plays a role in the regulation of humoral immunity. TNFRSF17 activates nf-kappa-b and jnk. TNFRSF17 is a member of the TNF-receptor superfamily. TNFRSF17 is expressed in mature B lymphocytes, and is invloved in B cell development and autoimmune response. TNFRSF17 specifically binds to the tumor TNFSF13B/TALL-1/BAFF, which causes NF-kappaB and MAPK8/JNK activation. TNFRSF17 binds to a variety of TRAF family members, and therefore transduces signals for cell survival and proliferation. TNFRSF17 is a type III membrane protein having 1 extracellular cysteine rich domain. Within the TNFRSF, it shares the highest homology with TACI. BCMA and TACI have both been shown to bind to APRIL and BAFF, members of the TNF ligand superfamily. BCMA expression has been found in immune organs. TNFRSF17 appears to be localized to the Golgi compartment. The binding of BCMA to APRIL or BAFF has been shown to stimulate IgM production in peripheral blood B cells and increase the survival of cultured B cells.
Synonyms
BCMA, CD269, Tumor Necrosis Factor Receptor Superfamily Member 17, BCM, TNFRSF17, B-cell maturation protein, CD269 antigen.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized TNFRSF17 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution TNFRSF17 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 TNFRSF17 in sterile 18MΩ-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
AGQCSQNEYF DSLLHACIPC QLRCSSNTPP LTCQRYCNAS VTNSVKGTNA.

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:

Osteopontin 1 Mouse Recombinant

Secreted Phosphoprotein-1, OPN, BNSP, BSPI, ETA-1, MGC110940, SPP-1, Osteopontin, Bone sialoprotein 1, Urinary stone protein, Nephropontin, Uropontin, SPP1

Product # :

CYT-1201

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Description

SPP1 Mouse Recombinant produced in HEK293 Cells is a single, glycosylated polypeptide chain containing 287 amino acids (17-294 a.a) and having a molecular mass of 31.8kDa.SPP1 is expressed with a 6 amino acid His tag at C-Terminus and purified by proprietary chromatographic techniques.

Source

HEK293 Cells.

Formulation

The SPP1 solution (0.25mg/1ml) contains phosphate buffered saline (pH7.4) and 10% glycerol.

Purity

Greater than 90.0% as determined by SDS-PAGE.

Biological Activity

Measured by the ability of the immobilized protein to support the adhesion of HEK293 HEK cells when the cells are added to mouse SPP1 coated plates. The ED50 range is ≤ 1.5 ug/ml.

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Introduction
Osteopontin is a glycoprotein that was first identified in osteoblasts and is involved in bone remodeling, immune functions in fibroblasts, macrophages, and lymphocytes during inflammation and wound healing. SPP1 binds tightly to hydroxyapatite. SPP1 forms an integral part of the mineralized matrix. SPP1 is vital to cell-matrix interaction. Secreted Phosphoprotein-1 protects against cardiac ischemia-reperfusion injury via late preconditioning. Expression of both Ostepontin and CD44 in hepatocellular carcinoma is linked with advanced tumor stage and contributes to prognosis information. SPP1 is the most over-expressed gene in intrahepatic cholangiocarcinoma. Secreted Phosphoprotein-1 overexpression is related with interstitial lung diseases.
Synonyms
Secreted Phosphoprotein-1, OPN, BNSP, BSPI, ETA-1, MGC110940, SPP-1, Osteopontin, Bone sialoprotein 1, Urinary stone protein, Nephropontin, Uropontin, SPP1
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
DGSLPVKVTD SGSSEEKLYS LHPDPIATWL VPDPSQKQNL LAPQNAVSSE EKDDFKQETL PSNSNESHDH MDDDDDDDDD DGDHAESEDS VDSDESDESH HSDESDETVT ASTQADTFTP IVPTVDVPNG RGDSLAYGLR SKSRSFQVSD EQYPDATDED LTSHMKSGES KESLDVIPVA QLLSMPSDQD NNGKGSHESS QLDEPSLETH RLEHSKESQE SADQSDVIDS QASSKASLEH QSHKFHSHKD KLVLDPKSKE DDRYLKFRIS HELESSSSEV NHHHHHH

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 (CXCL12), Mouse 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, 12-O tetradecanoylphorbol 13-acetate repressed protein 1, Thymic lymphoma cell stimulating factor, TLSF.

Product # :

CHM-323

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Description

SDF 1a Mouse Recombinant produced in E.Coli is a single, non-glycosylated polypeptide chain containing 91 amino acids (22-89 a.a) and having a molecular mass of 10.4kDa. SDF 1a is fused to a 23 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

SDF 1a protein solution (0.25mg/ml) containing Phosphate Buffered Saline (pH7.4) and 10% glycerol.

Purity

Greater than 95.0% as determined by 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, 12-O tetradecanoylphorbol 13-acetate repressed protein 1, Thymic lymphoma cell stimulating factor, TLSF.
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 MGSKPVSLSY RCPCRFFESH IARANVKHLK ILNTPNCALQ IVARLKNNNR QVCIDPKLKW IQEYLEKALN K.

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:

Glia Maturation Factor Beta Human His Tag Recombinant

GMF, GMF beta.

Product # :

CYT-726

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Description

GMFB Human Recombinant produced in E.Coli is a signle, non-glycosylated, polypeptide chain containing 162 amino acids (1-142 a.a.)and having a total molecular mass of 18.8 kDa. GMGB is fused to a 20 amino acid His Tag at N-terminus and is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The GMFB 1mg/ml protein solution contains 20mM Tris-HCL pH-8, 1mM DTT, 0.1M NaCl and 10% Glycerol.

Purity

Greater than 95.0% as determined by SDS-PAGE.

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Introduction
GMFB is part of the GMF subfamily of the larger actin-binding protein ADF family. GMFB is phosphorylated after phorbol ester stimulation, and is crucial for the nervous system. GMFB causes brain cell differentiation, stimulates neural regeneration and inhibits tumor cell proliferation. GMFB overexpression in astrocytes results in the increase of BDNF production. GMFB expression is increased by exercise, thus BDNF is important for exercise-induction of BDNF.
Synonyms
GMF, GMF beta.
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
MGSSHHHHHH SSGLVPRGSH MSESLVVCDV AEDLVEKLRK FRFRKETNNA AIIMKIDKDK RLVVLDEELE GISPDELKDE LPERQPRFIV
YSYKYQHDDG RVSYPLCFIF SSPVGCKPEQ QMMYAGSKNK LVQTAELTKV FEIRNTEDLT EEWLREKLGF FH.
Background
What is the molecular weight/Mw of GMFB HIS HUMAN Protein?
GMFB HIS HUMAN Protein has a total Mw of 18.8kDa.

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

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

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

What is the amino acid sequence of GMFB HIS HUMAN Protein?
MGSSHHHHHH SSGLVPRGSH MSESLVVCDV AEDLVEKLRK FRFRKETNNA AIIMKIDKDK RLVVLDEELE GISPDELKDE LPERQPRFIV
YSYKYQHDDG RVSYPLCFIF SSPVGCKPEQ QMMYAGSKNK LVQTAELTKV FEIRNTEDLT EEWLREKLGF FH.

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

What is the endotoxin level for GMFB HIS HUMAN Protein?
The endotoxin level is minimal, GMFB HIS 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:

Pro-Nerve Growth Factor Human Recombinant

Human Pro-NGF, ProNGF, NGFB.

Product # :

CYT-426

Price :

Quantity :

Shipping Method :

Shipped at Room temp

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Description

Pro-NGF Human Recombinant produced in E.Coli is a single, non-glycosylated, polypeptide chain containing 224 amino acids and having a molecular mass of 25 kDa.ProNGF Human Recombinant is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

ProNGF was lyophilized from a 0.2 μM filtered solution of 20m Tris-HCL, 0.5M NaCl, 5% Trehalose, 5% Mannitol. 0.01% Tween-80 and 1mM EDTA pH-8.

Purity

Greater than 95.0% as determined by SDS-PAGE.

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Synonyms
Human Pro-NGF, ProNGF, NGFB.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized ProNGF although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution ProNGF 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 ProNGF in distilled water to a concentration no less than 100 µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
MEPHSESNVPAGHTIPQAHWTKLQHSLDTALRRARSAPAAAIAARVAGQTRNI
TVDPRLFKKRRLRSPRVLFSTQPPREAADTQDLDFEVGGAAPFNRTHRSKRS
SSHPIFHRGEFSVCDSVSVWVGDKTTATDIKGKEVMVLGEVNINNSVFKQYFFET
KCRDPNPVDSGCRGIDSKHWNSYCTTTHTFVKALTMDGKQAAWRFIRIDTAC
VCVLSRKAVRRA.
Background
Pro-Nerve Growth Factor Human Recombinant: Unveiling its Potential in Neuroregulation and Disease Pathogenesis
Abstract:
Pro-Nerve Growth Factor (Pro-NGF) human recombinant is a crucial precursor protein involved in neuronal development, survival, and degenerative processes. This research paper aims to provide a comprehensive analysis of Pro-NGF, including its characteristics, processing mechanisms, and implications in neuroregulation and disease pathogenesis. Additionally, innovative methodologies for the production and manipulation of Pro-NGF human recombinant are proposed, highlighting its potential as a therapeutic target for neurological disorders and neurodegenerative diseases.
Introduction:
Neuroregulation and maintenance of neuronal health are intricate processes governed by a network of signaling molecules. Pro-NGF, the precursor form of Nerve Growth Factor (NGF), acts as a key player in neuronal development, synaptic plasticity, and cell survival. This paper delves into the distinctive features of Pro-NGF and presents novel approaches for the production and manipulation of Pro-NGF human recombinant, aiming to unravel its role in neuroregulation and disease pathogenesis.
Characteristics and Processing Mechanisms:
Pro-NGF is initially synthesized as an inactive precursor, requiring proteolytic cleavage for conversion into mature NGF. The processing of Pro-NGF involves the action of proteases, such as furin, and the formation of distinct protein complexes. The balance between Pro-NGF and mature NGF levels plays a critical role in modulating neuronal function and fate, influencing processes such as neuronal survival, axonal growth, and synaptic plasticity.
Production and Manipulation of Pro-NGF Human Recombinant:
Efficient production methodologies and manipulation strategies are crucial for studying the role of Pro-NGF in neuroregulation and disease pathogenesis. Recombinant protein expression systems, including mammalian cell culture and bacterial expression systems, have been employed to produce functional Pro-NGF human recombinant. Techniques such as mutagenesis, protein purification, and specific inhibitors targeting Pro-NGF processing pathways enable the manipulation of Pro-NGF levels and investigation of its downstream effects.
Implications in Neuroregulation and Disease Pathogenesis:
Pro-NGF human recombinant holds significant potential in understanding the intricate mechanisms underlying neuroregulation and disease pathogenesis. Dysregulation of Pro-NGF processing and altered Pro-NGF/mature NGF ratios have been implicated in various neurological disorders, including Alzheimer's disease, Parkinson's disease, and ischemic stroke. Manipulating Pro-NGF levels and the balance between its mature form may offer therapeutic strategies for modulating neurotrophic signaling and promoting neuronal health in these conditions.
Conclusion:
Pro-NGF human recombinant emerges as a key regulator in neuroregulation and disease pathogenesis, offering promising avenues for therapeutic intervention. Enhancing our understanding of Pro-NGF processing mechanisms and its downstream signaling cascades will provide valuable insights into neurodevelopment, neurodegeneration, and potential therapeutic strategies. Targeting Pro-NGF as a therapeutic intervention may hold immense promise in treating neurological disorders and promoting neuronal health.
What is the molecular weight / Mw of ProNGF Protein?
ProNGF Protein has a total Mw of 25kDa.

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

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

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

What is the amino acid sequence of ProNGF Protein?
MEPHSESNVPAGHTIPQAHWTKLQHSLDTALRRARSAPAAAIAARVAGQTRNI
TVDPRLFKKRRLRSPRVLFSTQPPREAADTQDLDFEVGGAAPFNRTHRSKRS
SSHPIFHRGEFSVCDSVSVWVGDKTTATDIKGKEVMVLGEVNINNSVFKQYFFET
KCRDPNPVDSGCRGIDSKHWNSYCTTTHTFVKALTMDGKQAAWRFIRIDTAC
VCVLSRKAVRRA

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

What is the endotoxin level for ProNGF Protein?
The endotoxin level is minimal, ProNGF 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:

Mesencephalic Astrocyte-Derived Neurotrophic Factor Human Recombinant, His Tag

Mesencephalic astrocyte-derived neurotrophic factor, Protein ARMET, ARP, arginine-rich mutated in early stage tumors, Arginine-rich protein.

Product # :

CYT-133

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Description

MANF Human Recombinant produced in E. coli is a single polypeptide chain containing 183 amino acids (25-182) and having a molecular mass of 20.8kDa.MANF is fused to a 25 amino acid His-tag at N-terminus & purified by proprietary chromatographic techniques.

Source

E.coli.

Formulation

The MANF solution (0.5mg/ml) contains 20mM Tris-HCl buffer (pH 8.0), 100mM NaCl, 1mM DTT and 10% glycerol.

Purity

Greater than 90% as determined by SDS-PAGE.

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Introduction
MANF is a 20kDa protein which belongs to the ARMET family. MANF was originally known as an arginine-rich region protein which was extremely mutated in a large number of tumors. MANF Expression is induced during ER stress, signifying that MANF takes part in protein quality control during ER stress.
Synonyms
Mesencephalic astrocyte-derived neurotrophic factor, Protein ARMET, ARP, arginine-rich mutated in early stage tumors, Arginine-rich protein.
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 MGSHMLRPGD CEVCISYLGR FYQDLKDRDV TFSPATIENE LIKFCREARG KENRLCYYIG ATDDAATKII NEVSKPLAHH IPVEKICEKL KKKDSQICEL KYDKQIDLST VDLKKLRVKE LKKILDDWGE TCKGCAEKSD YIRKINELMP KYAPKAASAR TDL

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:

Interleukin 4 Human Recombinant, Yeast

BCGF, BCDF, B cell stimulating factor, BSF-1, Lymphocyte stimulatory factor 1, IL-4, MGC79402, Binetrakin, Pitrakinra.

Product # :

CYT-712

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Shipped at Room temp

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biological activity
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Description

Interleukin-4 Human Recombinant produced in yeast is a single, glycosylated polypeptide chain containing 129 amino acids.The IL-4 is purified by proprietary chromatographic techniques.

Source

Pichia pastoris.

Formulation

The protein was lyophilized from 0.2µm filtered solution in 20mM sodium phosphate buffer pH 6.0 in absence of any carrier protein.

Purity

Greater than 98% as determined by SDS-PAGE.

Biological Activity

The biological activity is determined by measuring the dose-dependent proliferation of human TF–1 cells and CD23 expression. A concentration range of 0.1–10.0 ng/ml is effective for most in vitro applications. ED₅₀ = 0.05–0.4ng/ml.

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Introduction
IL4 is a pleiotropic cytokine produced by activated T cells. IL4 is a ligand for interleukin 4 receptor. The interleukin 4 receptor also binds to IL13, which may contribute to many overlapping functions of this cytokine and IL13. STAT6, a signal transducer and activator of transcription, has been shown to play a central role in mediating the immune regulatory signal of this cytokine. This gene, IL3, IL5, IL13, and CSF2 form a cytokine gene cluster on chromosome 5q, with this gene particularly close to IL13. IL4, IL13 and IL5 are found to be regulated coordinately by several long-range regulatory elements in an over 120 kilobase range on the chromosome. Two alternatively spliced transcript variants of this gene encoding distinct isoforms have been reported.
Synonyms
BCGF, BCDF, B cell stimulating factor, BSF-1, Lymphocyte stimulatory factor 1, IL-4, MGC79402, Binetrakin, Pitrakinra.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized Interleukin-4 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution Interleukin-4 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 Interleukin-4 in sterile 18M-cm H2O 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:

Growth Factor Receptor-Bound Protein 2 Human Recombinant

ASH, Grb3-3, MST084, MSTP084, EGFRBP-GRB2, GRB2, Growth factor receptor-bound protein 2, Adapter protein GRB2, SH2/SH3 adapter GRB2, Protein Ash.

Product # :

PRO-678

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Description

GRB2 produced in E.Coli is a single, non-glycosylated polypeptide chain containing 237 amino acids (1-217 a.a.) and having a molecular mass of 27 kDa.GRB2 is expressed with a 20 amino acid His tag at N-Terminus and purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The GRB2 protein solution contains 20mM Tris-HCl, pH-8 and 30% glycerol.

Purity

Greater than 95.0% as determined by SDS-PAGE.

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Introduction
GRB2 is widely expressed and binds the EGFR and contains one SH2 domain and two SH3 domains which form a complex formation with proline-rich regions of other proteins, and its SH2 domain binds tyrosine phosphorylated sequences. GRB2 is related to the Sem5 gene of C.elegans, which is takes part in the signal transduction pathway. GRB2 is an adaptor protein that provides an important link between cell surface growth factor receptors and the Ras signaling pathway. Inhibition of GRB2 activity damages developmental processes in a variety of organisms and blocks transformation and proliferation of different cell types.
Synonyms
ASH, Grb3-3, MST084, MSTP084, EGFRBP-GRB2, GRB2, Growth factor receptor-bound protein 2, Adapter protein GRB2, SH2/SH3 adapter GRB2, Protein Ash.
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 MEAIAKYDFK ATADDELSFK RGDILKVLNE ECDQNWYKAE LNGKDGFIPK NYIEMKPHPW FFGKIPRAKA EEMLSKQRHD GAFLIRESES APGDFSLSVK FGNDVQHFKV LRDGAGKYFL WVVKFNSLNE LVDYHRSTSV SRNQQIFLRD IEQVPQQPTY VQALFDFDPQ EDGELGFRRG DFIHVMDNSD PNWWKGACHG QTGMFPRNYV TPVNRNV.

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-1 D3 Human Recombinant

FLT-1, FLT1, Tyrosine-protein kinase receptor FLT, Flt-1, Tyrosine-protein kinase FRT, Fms-like tyrosine kinase 1, VEGFR-1.

Product # :

PKA-234

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Description

FLT1 D1-3 Human Recombinant produced in baculovirus is monomeric, glycosylated, polypeptide containing 327 amino acids and having a molecular mass of 45 kDa. The soluble receptor protein contains only the first 3 extracellular domains, which contain all the information necessary for binding of VEGF.The FLT1 is purified by proprietary chromatographic techniques.

Source

Insect Cells.

Formulation

FLT1 D1-3 was lyophilized from a concentrated (1mg/ml) sterile solution containing 1xPBS.

Purity

Greater than 90.0% as determined by SDS-PAGE.

Biological Activity

The activity of FLT1D1-3 was determined by its ability to inhibit the VEGF-165-induced proliferation of HUVE cells.

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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, dendritic cells and on trophoblast cells. The flt-1 gene was first described in 1990. The receptor contains seven immunoglobulin-like extracellular domains, a single transmembrane region and an intracellular splited tyrosine kinase domain. Compared to VEGFR-2 the Flt-1 receptor has a higher affinity for VEGF but a weaker signaling activity. VEGFR-1 thus leads not to proliferation of endothelial cells, but mediates signals for differentiation. Interestingly a naturally occuring soluble variant of VEGFR-1 (sVEGFR-1) was found in HUVE supernatants in 1996, which is generated by alternative splicing of the flt-1 mRNA. The biological functions of sVEGFR-1 still are not clear, but it seems to be an endogenous regulator of angiogenesis, binding VEGF with the same affinity as the full-length receptor.
Synonyms
FLT-1, FLT1, Tyrosine-protein kinase receptor FLT, Flt-1, Tyrosine-protein kinase FRT, Fms-like tyrosine kinase 1, VEGFR-1.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized FLT-1 although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution FLT1 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 FLT1 D3 in sterile water not less than 100 µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
SKLKDPELSLKGTQHIMQAGQTLHLQCRGEAAHKWSLPEMVSKESERLSI TKSACGRNGKQFCSTLTLNTAQANHTGFYSCKYLAVPTSKKKETESAIYI FISDTGRPFVEMYSEIPEIIHMTEGRELVIPCRVTSPNITVTLKKFPLDT LIPDGKRIIWDSRKGFIISNATYKEIGLLTCEATVNGHLYKTNYLTHRQT NTIIDVQISTPRPVKLLRGHTLVLNCTATTPLNTRVQMTWSYPDEKNKRA SVRRRIDQSNSHANIFYSVLTIDKMQNKDKGLYTCRVRSGPSFKSVNTSV HIYDKAFITVKHRKQQVLETVAGKRSY.

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:

Complement Factor H Human

Complement factor H, H factor 1, CFH, HF, HF1, HF2.

Product # :

PRO-2700

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Description

Human Complement Factor H produced in Human plasma having a total molecular mass of 155kDa.

Source

Human Plasma.

Formulation

CFH protein solution contains PBS, pH 7.2.

Purity

Greater than 95.0% as determined by SDS-PAGE.

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Introduction
Complement factor H (CFH) is an important regulatory component of the alternative pathway of complement. CFH is prevents complement activation on host cells and tissues, mainly the kidney. CFH controls the formation and decay of the alternative pathway C3/C5 convertase and acts as a cofactor for factor I which proteolytically inactivates C3b when C3b is bound to factor H. The N-terminal 5 domains of CFH bind to C3b and inhibit binding of factor B thus reducing the formation of C3/C5 convertase. CFH also binds to preformed C3/C5 convertases and causes quick release of the catalytic subunit Bb. These activities are necessary for controlling the spontaneous activation of the alternative pathway amplification process in plasma. In addition, CFH controls the formation and decay of these enzymes when C3b is attached to the surface of particles.
Synonyms
Complement factor H, H factor 1, CFH, HF, HF1, HF2.
Physical Appearance
Sterile filtered solution.
Stability
CFH Human is stable at 4°C if entire vial will be used within 2-4 weeks.Store, frozen below -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.
Human Virus Test
Plasma from each donor has been tested and found negative for antibody to HIV-1, HIV-2, HCV and HBSAG.

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:

Leukemia Inhibitory Factor, GST tag Human Recombinant

D factor, MLPLI, HILDA, Emfilermin, Leukemia Inhibitory factor, Differentiation-stimulating factor, Melanoma-derived LPL inhibitor.

Product # :

CYT-001

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Description

LIF produced in E.Coli is a single, non-glycosylated polypeptide chain containing 415 amino acids (23-202a.a.) and having a molecular mass of 47.2kDa.LIF is fused to a 236 amino acid His-GST tag at N-terminus & purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The LIF GST protein solution (1mg/1ml) is formulated in 20mM Tris-HCl buffer (pH 8.0) 1mM DTT, 50mM NaCl and 20% glycerol.

Purity

Greater than 90% as determined by SDS-PAGE.

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Introduction
Leukemia inhibitory factor, is a pleiotropic cytokine which is expressed by numerous cells including activated T lymphocytes, monocytes, mast cells and neuronal cells. LIF takes part in the induction of hematopoietic differentiation in normal and myeloid leukemia cells, induction of neuronal cell differentiation, regulator of mesenchymal to epithelial conversion during kidney development, and is a key player in immune tolerance at the maternal-fetal interface.
Synonyms
D factor, MLPLI, HILDA, Emfilermin, Leukemia Inhibitory factor, Differentiation-stimulating factor, Melanoma-derived LPL inhibitor.
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.Please avoid freeze thaw cycles.
Amino Acid Sequence
MHHHHHHMSP ILGYWKIKGL VQPTRLLLEY LEEKYEEHLY ERDEGDKWRN KKFELGLEFP NLPYYIDGDV KLTQSMAIIR YIADKHNMLG GCPKERAEIS MLEGAVLDIR YGVSRIAYSK DFETLKVDFL SKLPEMLKMF EDRLCHKTYL NGDHVTHPDF MLYDALDVVL YMDPMCLDAF PKLVCFKKRI EAIPQIDKYL KSSKYIAWPL QGWQATFGGG DHPPKSDLVP RGSHMSPLPI TPVNATCAIR HPCHNNLMNQ IRSQLAQLNG SANALFILYY TAQGEPFPNN LDKLCGPNVT DFPPFHANGT EKAKLVELYR IVVYLGTSLG NITRDQKILN PSALSLHSKL NATADILRGL LSNVLCRLCS KYHVGHVDVT YGPDTSGKDV FQKKKLGCQL LGKYKQIIAV LAQAF

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:

Brain-Derived Neurotrophic Factor Human Recombinant

Brain-Derived Neurotrophic Factor, BDNF, MGC34632.

Product # :

CYT-207

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Description

BDNF Human Recombinant produced in E.Coli is a homodimer, non-glycosylated, polypeptide chain containing 2 x 119 amino acids (and an N-terminal Met) and having a total molecular mass of 28kDa. BDNF Human Recombinant is purified by proprietary chromatographic techniques.

Source

Escherichia Coli.

Formulation

The protein was lyophilized with 20mM PB and 400mM NaCl, pH 7.2.

Purity

BDNF is greater than 950% as determined SDS-PAGE.

Biological Activity

The activity was determined using Immobilized Human TrkB-His tag protein 2ug/ml (100 μl/well) for its binding to NHS-Biotin BDNF. The ED50 of was found to be ≤20ng/mL

Activity

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Introduction
BDNF promotes the survival of neuronal populations that are all located either in the central nervous system or directly connected to it. BDNF is a major regulator of synaptic transmission and plasticity at adult synapses in many regions of the cns. The versatility of BDNF is emphasized by its contribution to a range of adaptive neuronal responses including long-term potentiation (ltp), long-term depression (ltd), certain forms of short-term synaptic plasticity, as well as homeostatic regulation of intrinsic neuronal excitability.
Synonyms
Brain-Derived Neurotrophic Factor, BDNF, MGC34632.
Physical Appearance
Sterile Filtered White lyophilized (freeze-dried) powder.
Stability
Lyophilized BDNF although stable at room temperature for 3 weeks, should be stored desiccated below -18°C. Upon reconstitution BDNF 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 BDNF in sterile 18M-cm H2O not less than 100µg/ml, which can then be further diluted to other aqueous solutions.
Amino Acid Sequence
HSDPARRGE LSVCDSISEW VTAADKKTAV DMSGGTVTVL EKVPVSKGQL KQYFYETKCN PMGYTKEGCR GIDKRHWNSQ CRTTQSYVRA LTMDSKKRIG WRFIRIDTSC VCTLTIKRGR.
Background
Final Thoughts
Although more research is needed on the safety and effectiveness of BDNF human recombinant, trials suggest that this laboratory-produced protein may be effective in managing and treating several neurological and psychiatric disorders. It's important for experts to stay up to date on the latest developments and research to learn more about potential risks and benefits.
What is the molecular weight/Mw of BDNF Protein?
BDNF Protein has a total Mw of 27kDa.

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

What is the Purity of BDNF Protein?
BDNF Protein is >97% pure as determined by SDS-PAGE.

What is the Biological Activity of BDNF Protein?
The ED50, as determined by the dose-dependent induction of C6 cells proliferation, is 1.3-2µg/ml.

What is the amino acid sequence of BDNF Protein?
MHSDPARRGE LSVCDSISEW VTAADKKTAV DMSGGTVTVL EKVPVSKGQL KQYFYETKCN PMGYTKEGCR GIDKRHWNSQ CRTTQSYVRA LTMDSKKRIG WRFIRIDTSC VCTLTIKRGR.

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

What is the endotoxin level for BDNF Protein?
The endotoxin level is minimal, BDNF Protein was purified using conventional chromatography techniques.
Protein content
BDNF quantitation was carried out by two independent methods:1. UV spectroscopy at 280 nm using the absorbency value of 1.6 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 Brain-derived Neurotrophic Factor 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:

KIT Proto-Oncogene Receptor Tyrosine Human Recombinant

Mast/stem cell growth factor receptor Kit, SCFR, Piebald trait protein, PBT, Proto-oncogene c-Kit, Tyrosine-protein kinase Kit, p145 c-kit, v-kit Hardy-Zuckerman 4 feline sarcoma viral oncogene homolog, CD117.

Product # :

PKA-102

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Description

KIT produced in Sf9 Insect cells is a single, glycosylated polypeptide chain containing 507 amino acids (26-524 a.a.) and having a molecular mass of 57.1kDa (Molecular size on SDS-PAGE will appear at approximately 50-70kDa).KIT is expressed with an 8 amino acid His tag at C-Terminus and purified by proprietary chromatographic techniques.

Source

Sf9, Baculovirus.

Formulation

KIT protein solution (0.25mg/ml) contains Phosphate Buffered Saline (pH 7.4) and 10% glycerol.

Purity

Greater than 90.0% as determined by SDS-PAGE.

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Introduction
KIT, also known as KIT Proto-Oncogene Receptor Tyrosine, is a cytokine receptor which is expressed not only in hematopoietic stem cells but likewise in other cell types. KIT binds to receptor tyrosine kinase type III, which is a stem cell factor, also named a "rigid factor" or "c-kit ligand". Once this receptor binds to stem cell factor (SCF), it forms a dimer which activates intrinsic tyrosine kinase activity, which sequentially phosphorylates & activates signaling molecules which breed signals in cells. This receptor protects vascular smooth muscle cells from apoptosis in addition to restoring cardiac function after myocardial infarction.
Synonyms
Mast/stem cell growth factor receptor Kit, SCFR, Piebald trait protein, PBT, Proto-oncogene c-Kit, Tyrosine-protein kinase Kit, p145 c-kit, v-kit Hardy-Zuckerman 4 feline sarcoma viral oncogene homolog, CD117.
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
QPSVSPGEPS PPSIHPGKSD LIVRVGDEIR LLCTDPGFVK WTFEILDETN ENKQNEWITE KAEATNTGKY TCTNKHGLSN SIYVFVRDPA KLFLVDRSLY GKEDNDTLVR CPLTDPEVTN YSLKGCQGKP LPKDLRFIPD PKAGIMIKSV KRAYHRLCLH CSVDQEGKSV LSEKFILKVR PAFKAVPVVS VSKASYLLRE GEEFTVTCTI KDVSSSVYST WKRENSQTKL QEKYNSWHHG DFNYERQATL TISSARVNDS GVFMCYANNT FGSANVTTTL EVVDKGFINI FPMINTTVFV NDGENVDLIV EYEAFPKPEH QQWIYMNRTF TDKWEDYPKS ENESNIRYVS ELHLTRLKGT
EGGTYTFLVS NSDVNAAIAF NVYVNTKPEI LTYDRLVNGM LQCVAAGFPE PTIDWYFCPG TEQRCSASVL PVDVQTLNSS GPPFGKLVVQ SSIDSSAFKH NGTVECKAYN DVGKTSAYFN FAFKGNNKEQ IHPHTLFTPL EHHHHHH.

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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