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.

421 – 435 of 108,477 results

421

R&D Systems™ Recombinant Human FGF basic/FGF2/bFGF (157 aa) 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

422

R&D Systems™ Recombinant Mouse IL-6R alpha (aa 20-357) Protein

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

Pricing & Availability

423

Invitrogen™ Mouse PD-L1 (B7-H1) His-tag Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Content And Storage	-20°C, Avoid Freeze/Thaw Cycles
Purity or Quality Grade	>98% as determined by SDS-PAGE.
Conjugate	Unconjugated
Form	Lyophilized
Common Name	PD-L1 (CD274)
Molecular Weight (g/mol)	26.21 kDa
Gene Symbol	Cd274
Activity	Measured by its binding ability in a functional ELISA. Immobilized recombinant mouse PD-L1 at 1 μg/ml (100 μL/well) can bind mouse PD1 with a linear range of 6.25-400 ng/mL.
Endotoxin Concentration	<1.0 EU/μg
Sequence	Mouse PD-L1, amino acids Met1-Thr238 (Accession # NP_068693.1) with a C-terminal His-tag
Expression System	HEK293 cells
For Use With (Application)	Control,ELISA Standard,Binding Assay
Name	Mouse PD-L1 (B7-H1) His-tag
Accession Number	Q9EP73
Regulatory Status	RUO
Purification Method	Purified
Gene Alias	A530045L16Rik; B7 homolog 1; B7-H; B7h1; B7-H1; Cd274; CD274 antigen; CD274 molecule; PDCD1 ligand 1; Pdcd1l1; Pdcd1lg1; Pdl1; PD-L1; pdl-1; Programmed cell death 1 ligand 1; programmed death ligand 1; RGD1566211; sCD274; soluble CD274; soluble PD L1; sPD L1
Format	Lyophilized
Product Type	Protein
Biological Activity	Measured by its binding ability in a functional ELISA. Immobilized recombinant mouse PD-L1 (at 1 μg/ml (100 μL/well) can bind mouse PD1 with a linear range of 6.25-400 ng/mL)
Gene ID (Entrez)	60533
Formulation	PBS with 5% mannitol, 5% trehalose and no preservative; pH 7.4
Protein Tag	His-tag
Recombinant	Recombinant

424

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

425

R&D Systems™ Recombinant Human Kallikrein 4/Prostase 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

426

Thermo Scientific Chemicals Albumin, Bovine, Cohn Fraction V, 98%, Fatty Acid Free, pH 7.0

Albumin bovine/fraction V, CAS # 9048-46-8, also known as bovine serum albumin (BSA), is a serum albumin protein derived from cows.

Pricing & Availability
Specifications

Regulatory Status	RUO
Purity or Quality Grade	98%
Form	Lyophilized
Product Type	Albumin, Bovine, Cohn Fraction V, 98%, Fatty Acid Free, pH 7.0
pH Range	7.0
Formulation	Lyophilized powder
Storage Requirements	2° to 8°C
Source	Bovine Serum
Recombinant	Native

427

R&D Systems™ Recombinant Human Ephrin-B1 Fc Chimera 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

428

R&D Systems™ Recombinant Human IL-1 RI 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)	36 kDa
Gene ID (Entrez)	3554
Quantity	100 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	Mouse myeloma cell line,NS0-derived human IL-1 RI protein Asp21-Thr332
Recombinant	Recombinant
Name	IL-1 RI

429

Invitrogen™ Mouse PD-1 His-tag Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Purity or Quality Grade	≥95 % as determined by SDS-PAGE. ≥95 % as determined by SEC-HPLC.
Conjugate	Unconjugated
pH Range	7.4
Form	Lyophilized
Molecular Weight (g/mol)	17.6 kDa
Common Name	PD-1 (CD279)
Gene Symbol	Pdcd1
Activity	Measured by its ability to bind PD-L1 Protein, Mouse, Recombinant (ECD, hFc Tag) in a functional ELISA.
Endotoxin Concentration	<1.0 EU/μg
Storage Requirements	-20°C or -80°C if preferred
Sequence	Mouse PDCD1, amino acids Met1-Gln167 (Accession # NP_032824.1) with a C-terminal His-tag
Expression System	HEK293 cells
For Use With (Application)	Control,ELISA Standard,Binding Assay
Name	Mouse PD-1 His-tag
Accession Number	Q02242
Regulatory Status	RUO
Purification Method	Purified
Gene Alias	CD279; EGK_05005; hPD1; hPD-1; hPD-l; hSLE1; Ly101; mPD-1; PD1; PD-1; Pdc1; Pdcd1; programmed cell death 1; programmed cell death 1 protein; programmed cell death protein 1; programmed cell death protein 1-like; programmed death 1; Protein PD1; protein PD-1; sCD279; SLEB2; soluble CD279; systemic lupus erythematosus susceptibility 2
Product Type	Protein
Gene ID (Entrez)	18566
Formulation	PBS with 5% mannitol, 5% trehalose, 0.01% Tween 80 and no preservative; pH 7.4
Protein Tag	His-tag
Recombinant	Recombinant

430

R&D Systems™ Recombinant Human/Mouse FGF-8b 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)	22.5 kDa
Gene ID (Entrez)	14179
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. 3 months, 2 to 8° C under sterile conditions after reconstitution.
Source	E. coli-derived FGF-8 protein Gln23-Arg215,with an N-terminal Met
Recombinant	Recombinant
Name	FGF-8 b Isoform

431

R&D Systems™ Recombinant Bovine IL-4 Protein

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

Pricing & Availability
Specifications

Purity or Quality Grade	95%, 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)	12.7 kDa
Gene ID (Entrez)	280824
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 bovine IL-4 protein His25-Cys135,with an N-terminal Met
Recombinant	Recombinant
Name	IL-4

432

R&D Systems™ Recombinant Bovine IFN-gamma 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)	17 kDa
Gene ID (Entrez)	281237
Quantity	25 μg
Source	E. coli-derived bovine IFN-gamma protein Gln24-Thr166 & Gln24-Arg162,both with an N-terminal Met
Recombinant	Recombinant
Name	IFN-gamma

433

R&D Systems™ Recombinant Human Endostatin Protein

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

Pricing & Availability

434

MilliporeSigma™ Tumor Necrosis Factor-α (TNF-α) Human Recombinant Protein

Pricing & Availability

435

Novus Biologicals™ Recombinant Human CRALBP His Protein

Highly purified. Generating reliable and reproducible results. Applications: SDS-Page

Pricing & Availability
Specifications

Purity or Quality Grade	>90%, by SDS-PAGE under reducing conditions and visualized by Colloidal Coomassie™ Blue stain
Conjugate	Unconjugated
Gene Alias	Cellular retinaldehyde-binding protein, cellular retinaldehyde-binding protein-1, CRALBPretinaldehyde-binding protein 1, MGC3663, retinaldehyde binding protein 1
Common Name	CRALBP
Molecular Weight (g/mol)	TMW: 37.5kDa
Gene ID (Entrez)	6017
Formulation	Phosphate buffered saline (pH 7.4) containing 20% glycerol
Storage Requirements	Store at 4°C short term. Aliquot and store at −20°C long term. Avoid freeze-thaw cycles.
Concentration	0.5mg/mL
For Use With (Application)	SDS-PAGE
Source	Baculovirus
Recombinant	Recombinant

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Recombinant Proteins

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

Novus Biologicals™ Recombinant Human CRALBP His Protein Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

R&D Systems™ Human Apo-Transferrin Protein

Novus Biologicals™ Recombinant Human CRALBP His Protein