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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1,021 – 1,035 of 134,994 results

1,021

R&D Systems™ Recombinant Human alpha-L-Iduronidase/IDUA Protein

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

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1,022

R&D Systems™ Recombinant Human IL-2 Protein, Animal-Free

Contains the Cysteine to Serine substitution found in Proleukin™ (aldesleukin)

Pricing & Availability
Specifications

Accession Number	P60568.1
Purity or Quality Grade	>97%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie™ Blue Staining.
Conjugate	Unconjugated
Gene Alias	aldesleukin, IL2, IL-2, IL-2 lymphokine, interleukin 2, interleukin-2, involved in regulation of T-cell clonal expansion, Proleukin, T cell growth factor, T-cell growth factor, TCGF
Molecular Weight (g/mol)	M.W.-observed: 13 kDa, under reducing conditions., M.W.-theroretical: 15.5 kDa
Gene ID (Entrez)	3558
Formulation	Lyophilized from a 0.2 μm filtered solution in Sodium Acetate with Trehalose.
Reconstitution	Reconstitute at 500 μg/mL in sterile deionized water.
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	IL-2
Source	E. coli-derived human IL-2 protein Ala21-Thr153 (Cys145Ser), with and without an N-terminal Met Produced using non-animal reagents in an animal-free laboratory.

1,023

R&D Systems™ Recombinant Human VEGF 165 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)	observed_molecular_weight: 20-22 kDa, under reducing conditions. 39-42 kDa, under non-reducing conditions.
Gene ID (Entrez)	7422
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 VEGF protein Ala27-Arg191
Recombinant	Recombinant
Name	VEGF 165

1,024

MP Biomedicals™ Casein sodium salt

Casein sodium salt White to off-white powder

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Specifications

Form	Powder
Color	White
Synonym	Sodium Caseinate

1,025

Invitrogen™ Human IgG1 Fc (103 Cys/Ser) Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Content And Storage	-20°C, Avoid Freeze/Thaw Cycles
Purity or Quality Grade	≥95% as determined by SDS-PAGE.
Conjugate	Unconjugated
Form	Lyophilized
Common Name	IGHG1
Molecular Weight (g/mol)	26.08 kDa
Gene Symbol	IGHG1
Activity	Immobilized Recombinant Human IgG1-Fc Protein (103 Cys/Ser) (Cat: 10702-HNAH) at 2μg/mL (100μL/well) can bind Recombinant Human CD64 / FCGR1A Protein (His Tag) (Cat: 10256-H08H), the EC50 is 1.6-4.8 ng/mL
Endotoxin Concentration	<1.0 EU/μg
Sequence	Human IgG1 Fc, amino acids Glu99-Lys330 (Accession # P01857-1) with a 103 Cys/Ser mutation
Concentration	2.5 mg/mL
Expression System	HEK293 cells
For Use With (Application)	Binding Assay,Control,ELISA Standard
Name	Human IgG1 Fc (103 Cys/Ser)
Accession Number	P01857
Purification Method	Purified
Gene Alias	IgG1; IgG3; Igh-4; Ighg; IGHG1; IGHG2; IGHG3; IGHG4; Immunoglobulin heavy chain (gamma polypeptide); immunoglobulin heavy constant gamma 1 (G1m marker); immunoglobulin heavy constant gamma 2 (G2m marker); immunoglobulin heavy constant gamma 3 (G3m marker); immunoglobulin heavy constant gamma 4 (G4m marker); RGD1359539; VH7183
Format	Lyophilized
Product Type	Protein
Biological Activity	1. Measured by its ability to bind human CD16a-His in a functional ELISA. 2. Measured by its ability to bind human CD16a-AVI-His in a functional ELISA. 3.Measured by its ability to bind human CD16a-His in a functional ELISA.
Gene ID (Entrez)	3500
Formulation	PBS with 5% mannitol, 5% trehalose, 0.01% Tween 80 and no preservative; pH 7.4
Recombinant	Recombinant

1,026

R&D Systems™ Recombinant Human Cathepsin S Protein

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

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1,027

MP Biomedicals™ Albumin, Human, Fraction V Powder, 10g Lyoph.

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1,028

R&D Systems™ Recombinant Human Klotho (aa 34-981) 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

1,029

R&D Systems™ Recombinant Human Thrombopoietin 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
Gene Alias	Megakaryocyte colony-stimulating factor, Megakaryocyte growth and development factor, megakaryocyte stimulating factor, MGDF, MGDFC-mpl ligand, MKCSF, MK-CSF, ML, MPL ligand, MPLLG, MPLLGMGC163194, Myeloproliferative leukemia virus oncogene ligand, THCYT1, THPO, thrombopoietin, thrombopoietin nirs variant 1, Tpo, TPOMKCSF
Molecular Weight (g/mol)	35 kDa
Gene ID (Entrez)	7066
Source	Spodoptera frugiperda,Sf 21 (baculovirus)-derived human Thrombopoietin/Tpo protein Ser22-Gly353
Recombinant	Recombinant
Name	Thrombopoietin/Tpo

1,030

R&D Systems™ Recombinant Human Myeloperoxidase Protein

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

Pricing & Availability

1,031

MP Biomedicals™ Immuno™ Albumin, Bovine, Low Endotoxin Powder (Heat-Shock)

Used to solubilize lipids, also used as blocking agent in Western blots or ELISA applications.

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1,032

R&D Systems™ Recombinant Human Thrombopoietin R 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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1,033

MP Biomedicals™ Casein Hydrolysate, Vitamin-free, Salt-free Powder

A hydrochloric acid digest of casein in which the protein molecule has been substantially reduced to its constituent amino acids

Pricing & Availability
Specifications

Water Content	<3%
Form	Powder
pH Range	6.0 to 7.0 (2% solution)
Storage Requirements	Room temperature (15° to 30°C)
Name	Casein Hydrolysate, Vitamin and salt-free

1,034

R&D Systems™ Recombinant Human IL-13 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
Molecular Weight (g/mol)	12.3 kDa
Gene ID (Entrez)	3596

1,035

R&D Systems™ Recombinant Human VEGF 165 Protein

Pricing & Availability
Specifications

Accession Number	NP_001165097.1
Purity or Quality Grade	>97%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie™ Blue Staining.
Conjugate	Unconjugated
Gene Alias	MVCD1, VAS, vascular endothelial growth factor A, Vascular permeability factor, Vasculotropin, VEGFA, VEGF-A, VEGFMGC70609, VPF, VPFvascular endothelial growth factor
Molecular Weight (g/mol)	M.W. Observed: 19-21 kDa, under reducing conditions., M.W. Theoretical: 19.2 kDa (monomer)
Gene ID (Entrez)	7422
Formulation	Lyophilized from a 0.2 μm filtered solution in Sodium Acetate.
Reconstitution	Reconstitute the 10 μg size at 100 μg/mL in sterile deionized water. Reconstitute all other sizes at 500 μg/mL in sterile deionized water.
For Use With (Application)	Bioactivity
Protein	VEGF

Recombinant Proteins

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R&D Systems™ Recombinant Human VEGF 165 Protein GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

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

R&D Systems™ Recombinant Human IL-13 Protein GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

R&D Systems™ Recombinant Human VEGF 165 Protein Greener ChoiceOffers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More

R&D Systems™ Recombinant Human VEGF 165 Protein

R&D Systems™ Recombinant Human Thrombopoietin Protein

R&D Systems™ Recombinant Human IL-13 Protein

R&D Systems™ Recombinant Human VEGF 165 Protein