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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16 – 30 of 119,559 results

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R&D Systems™ Recombinant Human IgG1 Fc 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

Gibco™ Human BDNF 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)	27 kDa
Common Name	BDNF
Gene Symbol	BDNF
Activity	ED50 = 0.5 - 1.0 μg/mL; determined by the dose-dependent proliferation of rat C6 cells.
Endotoxin Concentration	<0.1 ng/μg
Storage Requirements	-20°C
Sequence	Human BDNF recombinant protein is a homodimer containing two 120 amino acid subunits linked by hydrophobic interaction
Expression System	E. coli
For Use With (Application)	Bioactivity
Name	Human BDNF
Accession Number	P23560
Regulatory Status	RUO
Purification Method	Purified
Gene Alias	abrineurin; ANON2; anorexia BDNF; Bdnf; BDNF precursor form; bdnf protein; brain derived neurothrophic factor; brain derived neurotrophic factor; brain-derived neurotrophic factor; BULN2; H-BDNF; neurotrophin; ProBDNF
Product Type	Protein
Gene ID (Entrez)	627
Formulation	Protein with no preservative
Recombinant	Recombinant

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Fisher BioReagents™ Bovine Serum Albumin, Fraction V, Cold-ethanol Precipitated

Used as a stabilizer for enzymes or enzymatic reactions, or as a blocker of nonspecific sites

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R&D Systems™ Recombinant Human IL-12 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 with silver staining.
Conjugate	Unconjugated
Molecular Weight (g/mol)	34.7 kDa (p40) & 22.5 kDa (p35)
Gene ID (Entrez)	3592
Structural Form	Disulfide-linked heterodimer
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	Spodoptera frugiperda,Sf 21 (baculovirus)-derived human IL-12 protein, (N-terminus) Human IL-12 p40 (Ile23-Ser328) Accession &Num; P29460 Human IL-12 p35 (Arg23-Ser219) Accession &Num; P29459 (C-terminus)
Recombinant	Recombinant
Name	IL-12

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R&D Systems™ Recombinant Human IL-4 Protein

Carrier Free Recombinant Protein

Pricing & Availability
Specifications

Purity or Quality Grade	>97%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie™ Blue Staining.
Conjugate	Unconjugated
Molecular Weight (g/mol)	M.W. (Observed): 13 kDa, under reducing conditions., M.W. (Theoretical): 15.1 kDa
Endotoxin Concentration	<0.10 EU per 1μg of the protein by the LAL method.
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
Protein	IL-4
Source	E. coli-derived human IL-4 protein His25-Ser153, with an N-terminal Met
Accession Number	P05112.1
Gene Alias	B cell growth factor 1, BCDF, B-cell stimulatory factor 1, BCGF1, BCGF-1, binetrakin, BSF1, BSF-1, IL4, IL-4B_cell stimulatory factor 1, IL4E12, interleukin 4, interleukin-4, Lymphocyte stimulatory factor 1, MGC79402, Pitrakinra
Gene ID (Entrez)	3565
Formulation	Lyophilized from a 0.2μm filtered solution in PBS with Trehalose.
Reconstitution	Reconstitute the 10μg size at 100μg/mL in PBS. Reconstitute all other sizes at 500μg/mL in PBS.
Species	Human

R&D Systems™ Recombinant Human IL-6 Protein

A New rh IL-6 is Available! The new protein has ∼2 fold better activity and is HEK293 expressed!

Pricing & Availability

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Fisher BioReagents™ Bovine Serum Albumin, Heat Shock Treated

Suitable for immunological studies

Pricing & Availability
Specifications

pH Range	7 ±0.3
Packaging	Poly Bottle
For Use With (Application)	Immunological Applications
Source	Bovine

Fisher BioReagents™ Bovine Serum Albumin (Lyophilized Powder)

Pricing & Availability
Specifications

Form	Lyophilized
pH Range	5 to 5.4
Packaging	Amber Glass
For Use With (Application)	Protein Stabilizer and Blocking Agent
Source	Bovine
Name	BSA

R&D Systems™ Recombinant Human TGF-beta 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

Conjugate	Unconjugated
Gene Alias	CEDLAP, DPD1, latency-associated peptide, TGF beta1, TGFB, TGFB1, TGFbeta, TGFbeta 1, TGF-beta 1 protein, TGF-beta-1, transforming growth factor beta-1, transforming growth factor, beta 1
Gene ID (Entrez)	7040
Structural Form	Disulfide-linked homodimer
Recombinant	Recombinant
Name	TGF-beta 1

R&D Systems™ Recombinant Human 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
Specifications

Purity or Quality Grade	>97%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie™ Blue Staining.
Conjugate	Unconjugated
Molecular Weight (g/mol)	7.6 kDa
Gene ID (Entrez)	3479
Formulation	Lyophilized from a 0.2μm filtered solution in PBS.
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 IGF-I/IGF-1 protein Gly49-Ala118
Recombinant	Recombinant
Name	IGF-I/IGF-1

R&D Systems™ Recombinant Human IL-2 Protein

Version with mutation found in aldesleukin Available!

Pricing & Availability
Specifications

Accession Number	P60568
Purity or Quality Grade	>97%, by SDS-PAGE under reducing conditions and visualized by silver stain.
Conjugate	Unconjugated
Molecular Weight (g/mol)	13 kDa, under reducing conditions.
Gene ID (Entrez)	3558
Gene Symbol	IL2
Endotoxin Concentration	<0.10 EU / 1 μg of the protein by the LAL method.
Storage Requirements	Use a manual defrost freezer and avoid repeated freeze-thaw cycles. 12 months from date of receipt, -20°C to -70°C as supplied. 1 month, 2°C to 8°C under sterile conditions after reconstitution. 3 months, -20°C to -70°C under sterile conditions after reconstitution.
For Use With (Application)	Bioactivity
Protein	IL-2
Source	E. coli-derived human IL-2 protein Ala21-Thr153, with an N-terminal Met
Recombinant	Recombinant
Name	IL-2

Gibco™ Human IL-2 Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Protein Family	Cytokines & Receptors
Purity or Quality Grade	>95% by SDS-PAGE
Conjugate	Unconjugated
Form	Lyophilized
Common Name	IL-2
Molecular Weight (g/mol)	15.5 kDa
Endotoxin Level	<0.1 ng/μg
Activity	ED50 < 0.5 ng/mL; determined by the dose-dependen proliferation of mouse CTLL-2 cells.
Endotoxin Concentration	<0.1 ng/μg
Expression System	E. coli
For Use With (Application)	Bioactivity
Name	Human IL-2
Purification Method	Purified
Gene Alias	aldesleukin; cytokine; H-IL-2; il 2; Il2; Il-2; ILN; Interleukin; interleukin 2; interleukin 2 precursor; interleukin 2 variant IL2delta2; Interleukin2; Interleukin-2; interleukin-2 precursor; interleukin-2 precursor protein; interleukin-2; interleukin 2; Involved in regulation of T cell clonal expansion; involved in regulation of T-cell clonal expansion; lymphokine; M-IL-2; patial sequence of Interleukin-2; POIL2; porcine Interleukin 2; T cell growth factor; T-cell growth factor; T-cell growth factor (TCGF); TCGF
Protein Form	Recombinant, Ligand, Mutant
Biological Activity	ED50 < 0.5 ng/mL; determined by the dose-dependen proliferation of mouse CTLL-2 cells.
Formulation	Protein with no preservative
Classification	Carrier-Free
Research Category	Immunology, Signal Transduction, Stem Cell Research, Angiogenesis, Oncology
Species	Human
Recombinant	Recombinant
Shipping Condition	Wet Ice
Content And Storage	4°C
Gene Symbol	IL2
Storage Requirements	4°C
Protein Subtype	Interleukins
Accession Number	P60568
Regulatory Status	RUO
Product Type	Protein
Gene ID (Entrez)	3558
Product Line	Gibco

Gibco™ Human BMP-4 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	BMP4
Molecular Weight (g/mol)	34 kDa
Activity	ED50 = 2 - 10 ng/mL; determined by the dose-dependent induction of alkaline phosphatase production in ATDC-5 cells.
Endotoxin Concentration	<1 EU/μg
Expression System	HEK293 cells
For Use With (Application)	Bioactivity
Name	Human BMP-4
Purification Method	Purified
Gene Alias	BMP; BMP2B; BMP-2B; Bmp2b1; Bmp2b-1; Bmp4; Bmp-4; BOMPR4A; Bone morphogenetic protein; Bone morphogenetic protein 2B; bone morphogenetic protein 4; bone morphogenetic protein 4 preproprotein; DVR4; Dvr-4; MCOPS6; OFC11; ZYME
Protein Form	Recombinant, Ligand
Biological Activity	ED50 = 2 - 10 ng/mL; determined by the dose-dependent induction of alkaline phosphatase production in ATDC-5 cells.
Formulation	HCl with no preservative
Research Category	Bone Research, Stem Cell Research, Differentiation
Species	Human
Recombinant	Recombinant
Shipping Condition	Dry Ice
Content And Storage	-20°C
Gene Symbol	BMP4
Storage Requirements	-20°C
Protein Subtype	BMPs (Bone Morphogenetic Proteins) & Related Factors
Accession Number	P12644, P21275
Regulatory Status	RUO
Product Type	Protein
Gene ID (Entrez)	12159, 652
Product Line	Gibco

Gibco™ Human Heat Stable bFGF Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Protein Family	Growth Factors and Receptors
Purity or Quality Grade	>95% by SDS-PAGE
Conjugate	Unconjugated
Form	Lyophilized
Common Name	FGF2
Molecular Weight (g/mol)	19 kDa
Endotoxin Level	<1 EU/μg
Activity	ED50 = 0.6 - 1.1 ng/mL; determined by the dose-dependent proliferation of mouse NIH/3T3 fibroblast cells.
Endotoxin Concentration	<1 EU/μg
Expression System	E. coli
For Use With (Application)	Bioactivity
Name	Human Heat Stable 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
Biological Activity	ED50 = 0.6 - 1.1 ng/mL; determined by the dose-dependent proliferation of mouse NIH/3T3 fibroblast cells.
Formulation	20mM potassium phosphate with 750mM NaCl and no preservative
Classification	Carrier-Free
Research Category	Neurobiology, Oncology, Stem Cell Research, Microbiology, Differentiation, Angiogenesis
Species	Human
Recombinant	Recombinant
Shipping Condition	Approved for shipment on Wet or Dry Ice
Content And Storage	-20°C
Gene Symbol	FGF2
Sequence	155 aa + 20 aa for N-terminal tag for purification purposes
Storage Requirements	-20°C
Sterility	Sterile
Accession Number	P09038
Regulatory Status	RUO
Product Type	Protein
Protein Length	155 aa + 20 aa for N-terminal tag for purification purposes
Gene ID (Entrez)	2247

R&D Systems™ Recombinant Human Wnt-3a 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	75%, by SDS-PAGE with silver staining.
Conjugate	Unconjugated
Molecular Weight (g/mol)	37.4 kDa
Gene ID (Entrez)	89780
Source	Chinese Hamster Ovary cell line,CHO-derived human Wnt-3a protein Ser19-Lys352
Recombinant	Recombinant
Name	Wnt-3a

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Recombinant Proteins

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R&D Systems™ Recombinant Human IgG1 Fc Protein GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

R&D Systems™ Recombinant Human IL-12 Protein GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

R&D Systems™ Recombinant Human IL-6 Protein GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Fisher BioReagents™ Bovine Serum Albumin, Heat Shock Treated GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Fisher BioReagents™ Bovine Serum Albumin (Lyophilized Powder) GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

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

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

R&D Systems™ Recombinant Human IL-2 Protein GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

R&D Systems™ Recombinant Human Wnt-3a Protein GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

R&D Systems™ Recombinant Human IgG1 Fc Protein

R&D Systems™ Recombinant Human IL-12 Protein

R&D Systems™ Recombinant Human IL-6 Protein

Fisher BioReagents™ Bovine Serum Albumin, Heat Shock Treated

Fisher BioReagents™ Bovine Serum Albumin (Lyophilized Powder)

R&D Systems™ Recombinant Human TGF-beta 1 Protein

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

R&D Systems™ Recombinant Human IL-2 Protein

R&D Systems™ Recombinant Human Wnt-3a Protein