Recombinant Proteins

Modified or manipulated proteins encoded by recombinant DNA and suitable for a variety of purposes including the modification of gene sequences, mass protein production, and the manufacture of commercial products.

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106 – 120 of 119,618 results

106

R&D Systems™ Recombinant Human R-Spondin 1 Protein

Extensive quality control produces industry leading bioactivity and lot-to-lot consistency that instills confidence in results and ensures reproducibility. Applications: Bioactivity

Pricing & Availability
Specifications

Purity or Quality Grade	90%, by SDS-PAGE under reducing conditions and visualized by silver stain.
Conjugate	Unconjugated
Molecular Weight (g/mol)	25.6 kDa
Gene ID (Entrez)	284654
Storage Requirements	Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20 to -70° C as supplied. 1 month, 2 to 8° C under sterile conditions after reconstitution. 3 months, -20 to -70° C under sterile conditions after reconstitution.
Source	Chinese Hamster Ovary cell line, CHO-derived human R-Spondin 1 protein Ser21-Ala263
Recombinant	Recombinant
Name	R-Spondin 1

107

R&D Systems™ Recombinant Mouse IGF-I/IGF-1 Protein

Extensive quality control produces industry leading bioactivity and lot-to-lot consistency that instills confidence in results and ensures reproducibility. Applications: Bioactivity

Pricing & Availability

108

Gibco™ Mouse FGF-basic (FGF-2/bFGF) Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Protein Family	Growth Factors & Receptors
Purity or Quality Grade	>95% by SDS-PAGE
Conjugate	Unconjugated
Form	Lyophilized
Common Name	FGF2
Molecular Weight (g/mol)	17 kDa
Endotoxin Level	<0.1 ng/μg
Activity	ED50 = 0.1 - 1.0 ng/mL; determined by the dose-dependent proliferation of BALB/3T3 cells.
Endotoxin Concentration	<0.1 ng/μg
Expression System	E. coli
For Use With (Application)	Bioactivity
Name	Mouse FGF-basic (FGF-2/bFGF)
Purification Method	Purified
Gene Alias	Basic fibroblast growth factor; basic fibroblast growth factor bFGF; bFGF; FGF; fgf basic; Fgf2; Fgf-2; Fgfb; FGF-b; Fibroblast growth factor; fibroblast growth factor 2; fibroblast growth factor 2 (basic); Fibroblast growth factor basic; HBGF-2; Heparin-binding growth factor 2; H-FGF-b-147; H-FGF-b-154; M-FGF-b; Prostatic growth factor; prostatropin
Protein Form	Recombinant, Ligand
Biological Activity	ED50 = 0.1 - 1.0 ng/mL; determined by the dose-dependent proliferation of BALB/3T3 cells.
Formulation	Protein with no preservative
Classification	Carrier-Free
Research Category	Neurobiology, Microbiology, Angiogenesis, Oncology
Species	Mouse
Recombinant	Recombinant
Shipping Condition	Wet Ice
Content And Storage	4°C
Gene Symbol	FGF2
Sequence	PALPEDGGAA FPPGHFKDPK RLYCKNGGFF LRIHPDGRVD GVREKSDPHV KLQLQAEERG VVSIKGVCAN RYLAMKEDGR LLASKCVTEE CFFFERLESN NYNTYRSRKY SSWYVALKRT GQYKLGSKTG PGQKAILFLP MSAKS
Storage Requirements	4°C
Protein Subtype	FGFs (Fibroblast Growth Factors)
Accession Number	P15655
Regulatory Status	RUO
Product Type	Protein
Gene ID (Entrez)	14173
Product Line	Gibco

109

R&D Systems™ Recombinant Human IL-23 Protein

Extensive quality control produces industry leading bioactivity and lot-to-lot consistency that instills confidence in results and ensures reproducibility. Applications: Bioactivity

Pricing & Availability
Specifications

Purity or Quality Grade	95%, by SDS-PAGE under reducing conditions and visualized by silver stain.
Conjugate	Unconjugated
Gene ID (Entrez)	51561
Quantity	10 μg
Source	Spodoptera frugiperda,Sf 21 (baculovirus)-derived human IL-23 protein, (N-terminus) Human IL-23 p40 (Ile23-Ser328) Accession &Num; P29460 GSGSSRGGSGSGGSGGGGSKL Human IL-23 p19 (Arg20-Pro189) Accession &Num; AAG37232 (C-terminus)
Recombinant	Recombinant
Name	IL-23

110

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R&D Systems™ Recombinant Human IL-1 beta/IL-1F2 Protein

Extensive quality control produces industry leading bioactivity and lot-to-lot consistency that instills confidence in results and ensures reproducibility. Applications: Bioactivity

Pricing & Availability
Specifications

Purity or Quality Grade	97%, by SDS-PAGE under reducing conditions and visualized by silver stain.
Conjugate	Unconjugated
Gene Alias	catabolin, IL-1, IL1 beta, IL-1 beta, IL1B, IL-1B, IL1-BETA, IL-1F2, IL1F2IL-1 beta, interleukin 1, beta, interleukin-1 beta, preinterleukin 1 beta, pro-interleukin-1-beta
Molecular Weight (g/mol)	17 kDa
Gene ID (Entrez)	3553
Storage Requirements	Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20 to -70 °C as supplied. 1 month, 2 to 8 °C under sterile conditions after reconstitution. 3 months, -20 to -70 °C under sterile conditions after reconstitution. The 1 mg pack size (01M) can be stored for 1 month at 2 to 8 °C under sterile conditions after opening.
Source	E. coli-derived human IL-1 beta/IL-1F2 protein Ala117-Ser269
Recombinant	Recombinant
Name	IL-1 beta/IL-1F2

111

Gibco™ Human Oncostatin M Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Purity or Quality Grade	≥98% by SDS-PAGE and HPLC
Conjugate	Unconjugated
Form	Lyophilized
Molecular Weight (g/mol)	26 kDa
Common Name	Oncostatin M
Gene Symbol	OSM
Activity	ED50 ≤ 2 ng/mL; determined by the dose-dependent proliferation of TF-1 cells.
Endotoxin Concentration	<0.1 ng/μg
Storage Requirements	-20°C
Sequence	Human Oncostatin M recombinant protein contains 227 amino acids
Expression System	E. coli
For Use With (Application)	Bioactivity
Name	Human Oncostatin M
Accession Number	P13725
Regulatory Status	RUO
Purification Method	Purified
Gene Alias	MGC20461; OncoM; oncostatin M; oncostatin-M; OSM
Product Type	Protein
Gene ID (Entrez)	5008
Formulation	Protein with no preservative
Recombinant	Recombinant

112

Invitrogen™ Proteinase K Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Regulatory Status	RUO
Purity or Quality Grade	>95% by SDS-Page
Conjugate	Unconjugated
Form	Lyophilized
Formulation	protein with no preservative; pH 7.2-7.4
Sequence	Full length Proteinase K protein
For Use With (Application)	Control
Source	Yeast
Name	Proteinase K
Recombinant	Recombinant

113

Invitrogen™ Human ErbB2 Fc Chimera Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Content And Storage	Includes 1 vial of lyophilized protein. Store at -20 °C.
Purity or Quality Grade	≥90 % as determined by SDS-PAGE. ≥90 % as determined by SEC-HPLC.
Conjugate	Unconjugated
Form	Lyophilized
Common Name	Her-2 (ErbB2)
Molecular Weight (g/mol)	96.1 kDa
Gene Symbol	ERBB2
Endotoxin Concentration	<1.0 EU/μg
Sequence	Human ErbB2, amino acids Met1-Thr652 (Accession # NP_004439.2) with a C-terminal Fc-tag
Expression System	HEK293 cells
For Use With (Application)	Control,Binding Assay,Bioactivity,Western Blot
Source	HEK293 cells
Name	Human ErbB2 Fc Chimera
Accession Number	P04626
Regulatory Status	RUO
Gene Alias	avian erythroblastosis oncogene B 2; Avian erythroblastosis viral (v-erb-B2) oncogene homologue 2 (neuro/glioblastoma derived oncogene homolog); CD antigen CD340; CD340; c-erb B2/neu protein; c-erbB2; C-erbB-2; c-neu; epidermal growth factor receptor-related protein; erbb 2; ERBB2; erb-b2; Erbb-2; ErbB2 (pTyr1139); ErbB2 (pY1139); ErbB2 phospho Y1139; erb-b2 receptor tyrosine kinase 2; her 2; HER2; HER-2; HER-2/neu; herstatin; human epidermal growth factor receptor 2; Kiaa3023; metas; Metastatic lymph node gene 19 protein; mKIAA3023; MLN 19; MLN19; NEU; Neu oncogene; NEU proto-oncogene; neuro/glioblastoma derived oncogene homolog; neuroblastoma/glioblastoma derived oncogene homolog; NGL; p185erbB2; p185neu; phospho ErbB2; proto-oncogene c-ErbB-2; Proto-oncogene Neu; receptor tyrosine-protein kinase erbB-2; TKR1; Tyrosine kinase-type cell surface receptor HER2; v-erb-b2 avian erythroblastic leukemia viral oncogene 2; v-erb-b2 avian erythroblastic leukemia viral oncogene homolog 2; v-erb-b2 avian erythroblastic leukemia viral oncoprotein 2; v-erb-b2 erythroblastic leukemia viral oncogene homolog 2, neuro/glioblastoma derived oncogene homolog; v-erb-b2 erythroblastic leukemia viral oncogene homolog 2, neuro/glioblastoma derived oncogene homolog (avian)
Biological Activity	1. Immobilized Human ErbB2 Fc Chimera Recombinant Protein (at 2 μg/mL (100 μL/well) can bind Anti-Erbb2 Antibody (Trastuzumab), the EC50 is 16-80 ng/mL 2. Measured by its ability to block anti-ErbB2 mediated inhibition of BT474 human breast ductal carcinoma cell proliferation. The ED50 for this effect is 0.5-3 μg/mL in the presence of 0.6 μg/mL Anti-ErbB2/Her2 Monoclonal Antibody.)
Gene ID (Entrez)	2064
Formulation	PBS with 5% mannitol, 5% trehalose, 0.01% Tween 80 and no preservative; pH 7.4
Protein Tag	Fc-tag
Recombinant	Recombinant

114

Invitrogen™ Human IRAK4, His Tag Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Conjugate	Unconjugated
Form	Liquid
Common Name	IRAK4
Molecular Weight (g/mol)	55.6 kDa
KinaseFamily	IRAK Kinase Family
Sequence	Full length
Concentration	See Label
Expression System	Insect cells
For Use With (Application)	Kinase Assay
Name	Human IRAK4, His Tag
Accession Number	Q9NWZ3
Gene Alias	8430405M07Rik; 9330209D03Rik; interleukin 1 receptor associated kinase 4; interleukin-1; interleukin-1 receptor-associated kinase 4; IPD1; Irak4; IRAK-4; NY-REN-64; REN64; renal carcinoma antigen NY-REN-64
Gene ID (Entrez)	51135
Protein Tag	His-tag
Species	Human
Recombinant	Recombinant

115

Invitrogen™ PD98059

PD98059 is a potent and selective cell permeable inhibitor of MAP kinase kinase (MEK). It is provided in a Lyophilized format.

Pricing & Availability

116

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R&D Systems™ Recombinant Human M-CSF (CHO-expressed) Protein

Measured in a cell proliferation assay using M-NFS-60 mouse myelogenous leukemia lymphoblast cells. ED50 for this effect is 0.6 to 2.4 ng/mL

Pricing & Availability
Specifications

Buffer	Lyophilized from a 0.2 μm filtered solution in PBS.
Purity or Quality Grade	>95%, by SDS-PAGE under reducing conditions and visualized by silver stain.
Conjugate	Unconjugated
Molecular Weight (g/mol)	25.1 kDa (monomer)
Endotoxin Level	<1.0 EU per 1 μg of the protein by the LAL method.
Gene Symbol	CSF1
Storage Requirements	Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20 to -70 °C as supplied. 1 month, 2 to 8 °C under sterile conditions after reconstitution. 3 months, -20 to -70 °C under sterile conditions after reconstitution.
For Use With (Application)	Bioactivity
Source	Chinese Hamster Ovary cell line, CHO-derived human M-CSF protein Glu33-Arg255
Name	colony stimulating factor 1 (macrophage), CSF1, CSF-1, Lanimostim, macrophage colony stimulating factor, macrophage colony-stimulating factor 1, MCSF, M-CSF, MCSFlanimostim, MGC31930
Accession Number	P09603
Gene ID (Entrez)	1435
Reconstitution	Reconstitute at 100 μg/mL in sterile PBS.
Species	Human

117

Invitrogen™ Estrogen Receptor alpha (ER alpha) ER Alpha Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Purity or Quality Grade	80% as determined by a SDS-PAGE gel stained with SimplyBlueTM SafeStain.
Conjugate	Unconjugated
Form	Liquid
Molecular Weight (g/mol)	66.4 kDa
Common Name	Estrogen Receptor alpha
Gene Symbol	ESR1
Storage Requirements	-80°C, Avoid Freeze/Thaw Cycles
Concentration	See Label
Expression System	Insect cells
For Use With (Application)	Kinase Assay
Name	Estrogen Receptor alpha (ER alpha) ER Alpha
Accession Number	P03372
Regulatory Status	RUO
Purification Method	Purified
Gene Alias	DKFZp686N23123; ER; Er alpha; ER36; ERa; ERalpha; ER-alpha; ERalpha protein; ESR; esr 1; Esr1; esr-1; ESRA; Estr; Estra; Estradiol receptor; estrogen nuclear receptor alpha; Estrogen receptor; estrogen receptor 1; estrogen receptor 1 (alpha); estrogen receptor alpha; estrogen receptor alpha c-terminus splice variant 1-2; estrogen receptor alpha E1-E2-1-2; estrogen receptor alpha E1-N2-E2-1-2; estrogen receptor alpha splice variant, CTERP-1; estrogen receptor alpha splice variant, ERalphaDup5; estrogen receptor alpha splice variant, ERalphai45a; estrogen receptor alpha splice variant, ERalphai45bL; estrogen receptor alpha splice variant, ERalphai45bS; estrogen receptor alpha splice variant, ERalphai45c; estrogen receptor alpha splice variant, ERalphai56; estrogen receptor alpha splice variant, ERalphai67; estrogen receptor alpha variant delta 4; estrogen receptor protein; estrogen receptor, alpha; ESTRR; hER-alpha36; I79_001166; Nr3a1; nuclear receptor; nuclear receptor subfamily 3 group A member 1; RNESTROR; RP1-130E4.1; unnamed protein product
Product Type	Protein
Gene ID (Entrez)	2099
Formulation	Proprietary buffer with no preservative
Recombinant	Recombinant

118

R&D Systems™ Recombinant Human GDNF Protein

Extensive quality control produces industry leading bioactivity and lot-to-lot consistency that instills confidence in results and ensures reproducibility. Applications: Bioactivity, Binding Activity

Pricing & Availability
Specifications

Purity or Quality Grade	97%, by SDS-PAGE under reducing conditions and visualized by silver stain.
Conjugate	Unconjugated
Molecular Weight (g/mol)	11.6 kDa (monomer)
Gene ID (Entrez)	2668
Structural Form	Disulfide-linked homodimer
Storage Requirements	Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20 to -70° C as supplied. 1 month, 2 to 8° C under sterile conditions after reconstitution. 3 months, -20 to -70° C under sterile conditions after reconstitution.
Source	Mouse myeloma cell line,NS0-derived human GDNF protein Arg109-Ile211
Recombinant	Recombinant
Name	GDNF

119

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R&D Systems™ Recombinant Human Complement Component C5a Protein

Extensive quality control produces industry leading bioactivity and lot-to-lot consistency that instills confidence in results and ensures reproducibility. Applications: Bioactivity

Pricing & Availability
Specifications

Purity or Quality Grade	95%, by SDS-PAGE under reducing conditions and visualized by silver stain.
Conjugate	Unconjugated
Molecular Weight (g/mol)	8.3 kDa
Gene ID (Entrez)	727
Quantity	25 μg
Storage Requirements	Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20 to -70° C as supplied. 1 month, 2 to 8° C under sterile conditions after reconstitution. 3 months, -20 to -70° C under sterile conditions after reconstitution.
Source	E. coli-derived human Complement Component C5a protein Thr678-Arg751
Recombinant	Recombinant
Name	Complement Component C5a

120

Gibco™ Human FGF-8 Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Purity or Quality Grade	>95% by SDS-PAGE
Conjugate	Unconjugated
Form	Lyophilized
Molecular Weight (g/mol)	22.4 kDa
Common Name	FGF8
Gene Symbol	FGF8
Activity	ED50 ≤ 5 ng/mL; determined by the dose-dependent proliferation of Balb/c 3T3 cells.
Endotoxin Concentration	<0.1 ng/μg
Storage Requirements	-20°C
Sequence	Human FGF-8b recombinant protein contains 194 amino acids
Expression System	E. coli
For Use With (Application)	Bioactivity
Name	Human FGF-8
Accession Number	P55075
Regulatory Status	RUO
Purification Method	Purified
Gene Alias	AIGF; androgen-induced; Androgen-induced growth factor; FGF; FGF8; Fgf-8; Fibroblast growth factor; Fibroblast growth factor 8; fibroblast growth factor 8 (androgen-induced); HBGF-8; Heparin-binding growth factor 8; HH6; KAL6; MGC149376
Product Type	Protein
Gene ID (Entrez)	2253
Formulation	Protein with no preservative
Recombinant	Recombinant

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Recombinant Proteins

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R&D Systems™ Recombinant Mouse IGF-I/IGF-1 Protein GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

R&D Systems™ Recombinant Human IL-23 Protein GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

R&D Systems™ Recombinant Human IL-1 beta/IL-1F2 Protein GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

R&D Systems™ Recombinant Human GDNF Protein GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

R&D Systems™ Recombinant Mouse IGF-I/IGF-1 Protein

R&D Systems™ Recombinant Human IL-23 Protein

R&D Systems™ Recombinant Human IL-1 beta/IL-1F2 Protein

R&D Systems™ Recombinant Human GDNF Protein