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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31 – 45 of 119,573 results

Invitrogen™ Lectin PNA From Arachis hypogaea (peanut), Alexa Fluor™ 594 Conjugate

Specific for terminal β-galactose

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R&D Systems™ Recombinant Mouse M-CSF 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
Molecular Weight (g/mol)	26 kDa (monomer)
Gene ID (Entrez)	12977
Structural Form	Disulfide-linked homodimer
Source	E. coli-derived mouse M-CSF protein Lys33-Glu262,with an N-terminal Met
Recombinant	Recombinant
Name	M-CSF

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!

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Gibco™ Human M-CSF 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	M-CSF
Molecular Weight (g/mol)	38 kDa
Endotoxin Level	<0.1 ng/μg
Activity	ED50 ≤ 5 ng/mL; determined by the dose-dependent proliferation of M-NSF60 cells.
Endotoxin Concentration	<0.1 ng/μg
Expression System	HEK293 cells
For Use With (Application)	Bioactivity
Name	Human M-CSF
Purification Method	Purified
Gene Alias	C87615; colony stimulating factor 1; colony stimulating factor 1 (macrophage); colony-stimulating factor-1 splice variant; CSF1; CSF-1; Csfm; H-MCSF; lanimostim; macrophage colony stimulating factor 1; macrophage colony stimulating factor alpha; macrophage colony stimulating factor beta; macrophage colony-stimulating factor; macrophage colony-stimulating factor 1; macrophage colony-stimulating factor beta; macrophage-colony stimulating factor alpha; MCSF; MCSF alpha; MCSFBETA; MGC31930; M-MCSF; op; osteopetrosis; Processed macrophage colony-stimulating factor 1
Protein Form	Recombinant, Ligand
Biological Activity	ED50 ≤ 5 ng/mL; determined by the dose-dependent proliferation of M-NSF60 cells.
Formulation	Protein with no preservative
Research Category	Cardiovascular Research, Stem Cell Research, Differentiation, Inflammation
Species	Human
Recombinant	Recombinant
Shipping Condition	Wet Ice
Content And Storage	4°C
Gene Symbol	Csf1
Storage Requirements	4°C
Protein Subtype	GM-CSF, G-CSF, & M-CSF
Accession Number	P09603
Regulatory Status	RUO
Product Type	Protein
Gene ID (Entrez)	1435
Product Line	Gibco

R&D Systems™ Recombinant Human/Mouse/Rat Activin A Protein

CHO derived

Pricing & Availability
Specifications

Purity or Quality Grade	>95%, by SDS-PAGE with silver staining.
Conjugate	Unconjugated
Molecular Weight (g/mol)	M.W. (Observed): 14 kDa, reducing conditions 24 kDa, non-reducing conditions; M.W. (theoretical): 13 kDa (monomer)
Gene Symbol	INHBA
Endotoxin Concentration	<0.01 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	Activin A
Source	Chinese Hamster Ovary cell line, CHO-derived Activin A protein Gly311-Ser426
Name	Activin A
Accession Number	P08476
Gene ID (Entrez)	3624
Reconstitution	Reconstitute at 100-500 μg/mL in sterile 4 mM HCl.
Structural Form	Disulfide-linked homodimer
Recombinant	Recombinant

R&D Systems™ Recombinant Human Oncostatin M (OSM) 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
Molecular Weight (g/mol)	22 kDa
Gene ID (Entrez)	5008
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 Oncostatin M/OSM protein Ala26-Arg221
Recombinant	Recombinant
Name	Oncostatin M/OSM

R&D Systems™ Recombinant Human IL-6 (HEK293-expressed) Protein

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

Pricing & Availability

Invitrogen™ Human Insulin Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Regulatory Status	RUO
Conjugate	Unconjugated
Form	Lyophilized
Molecular Weight (g/mol)	5.8 kDa
Formulation	protein with no preservative
Sequence	Human Insulin is a two chain, non-glycosylated polypeptide containing 51 amino acids.
Concentration	1 mg/mL
For Use With (Application)	Control
Source	E. coli
Name	Human Insulin
Recombinant	Recombinant

Gibco™ Human IL-15 Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Protein Family	Cytokines & Receptors
Purity or Quality Grade	≥98% by SDS-PAGE
Conjugate	Unconjugated
Form	Lyophilized
Common Name	IL-15
Molecular Weight (g/mol)	12.9 kDa
Endotoxin Level	<1 EU/ml
Activity	ED50 ≤ 0.5 ng/mL; determined by the dose-dependent proliferation of CTLL-2 cells.
Endotoxin Concentration	<1 EU/mL
Expression System	E. coli
For Use With (Application)	Bioactivity
Name	Human IL-15
Purification Method	Purified
Gene Alias	AI503618; il 15; Il15; IL-15; ILN; Interleukin; interleukin 15; Interleukin15; interleukin-15; MGC9721; M-IL-15
Protein Form	Recombinant, Ligand
Biological Activity	ED50 ≤ 0.5 ng/mL; determined by the dose-dependent proliferation of CTLL-2 cells.
Formulation	Protein with no preservative
Classification	Carrier-Free
Research Category	Cell Cycle & Proliferation, Oncology, Immunology, Signal Transduction
Species	Human
Recombinant	Recombinant
Content And Storage	-20°C
Gene Symbol	IL15
Sequence	Human IL-15 recombinant protein contains 115 amino acids
Storage Requirements	-20°C
Protein Subtype	Interleukins
Accession Number	P40933
Regulatory Status	RUO
Product Type	Protein
Gene ID (Entrez)	3600
Product Line	Gibco

Gibco™ Human FGF-basic (FGF-2/bFGF) (aa 1-155) 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)	17.2 kDa
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	Human FGF-basic (FGF-2/bFGF) (aa 1-155)
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
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	4°C
Gene Symbol	FGF2
Sequence	Human FGF-basic, amino acids Met134-Ser288 with C211S and C229S substitutions and an N-terminal Gly-His
Storage Requirements	4°C
Protein Subtype	FGFs (Fibroblast Growth Factors)
Accession Number	P09038
Regulatory Status	RUO
Product Type	Protein
Gene ID (Entrez)	2247
Product Line	Gibco

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R&D Systems™ Recombinant Human TNF-alpha Protein

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

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R&D Systems™ Recombinant Human IL-6R alpha 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

R&D Systems™ Human Apo-Transferrin 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
Formulation	Lyophilized from a 0.2μm filtered solution in deionized water.
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	Human plasma-derived Apo-Transferrin protein The human plasma used for the isolation of this product were certified by the supplier to be negative for HIV I and II antibodies, Hepatitis C antibody and Hepatitis B antigen at the time of shipment. Human blood products should always be treated in accordance with universal handling precautions.
Name	Apo-Transferrin

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R&D Systems™ Recombinant Mouse IL-4 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	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
Molecular Weight (g/mol)	14 kDa
Gene ID (Entrez)	16189
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 mouse IL-4 protein His23-Ser140,with an N-terminal Met
Recombinant	Recombinant
Name	IL-4

Invitrogen™ Human FGF-basic (FGF-2/bFGF) Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Regulatory Status	RUO
Conjugate	Unconjugated
Form	Lyophilized
Molecular Weight (g/mol)	17 kDa
Formulation	TBS with no preservative
Sequence	AAGSITTLPA LPEDGGSGAF PPGHFKDPKR LYCKNGGFFL RIHPDGRVDG VREKSDPHIK LQLQAEERGV VSIKGVCANR YLAMKEDGRL LASKCVTDEC FFFERLESNN YNTYRSRKYT SWYVALKRTG QYKLGSKTGP GQKAILFLPM SAKS
For Use With (Application)	ELISA,Immunoprecipitation,Western Blot
Source	E. Coli
Name	Human FGF-basic (FGF-2/bFGF)
Recombinant	Recombinant

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Recombinant Proteins

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R&D Systems™ Recombinant Mouse M-CSF 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

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

R&D Systems™ Recombinant Human Oncostatin M (OSM) Protein GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

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

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

R&D Systems™ Recombinant Mouse IL-4 Protein GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

R&D Systems™ Recombinant Mouse M-CSF Protein

R&D Systems™ Recombinant Human IL-6 Protein

R&D Systems™ Recombinant Human/Mouse/Rat Activin A Protein

R&D Systems™ Recombinant Human Oncostatin M (OSM) Protein

R&D Systems™ Recombinant Human TNF-alpha Protein

R&D Systems™ Human Apo-Transferrin Protein

R&D Systems™ Recombinant Mouse IL-4 Protein