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

Invitrogen™ Cholera Toxin Subunit B (Recombinant), Alexa Fluor™ 555 Conjugate

Made from a recombinant version of the B subunit only to provide a very high-purity product that is completely free of the toxic A subunit

Pricing & Availability
Specifications

Shipping Condition	Room Temperature
Content And Storage	Store in freezer (-5 to -30°C) and protect from light.
Conjugate	Alexa Fluor 555
Form	Lyophilized
Protein Form	Recombinant
Label Type	Alexa Fluor Dyes
Product Line	Alexa Fluor
Protein Subtype	Cholera Toxin
Recombinant	Recombinant

107

R&D Systems™ Recombinant Human PDGF-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
Specifications

Buffer	Lyophilized from a 0.2μm filtered solution in Acetonitrile and TFA.
Purity or Quality Grade	97%, by SDS-PAGE under reducing conditions and visualized by silver stain.
Conjugate	Unconjugated
Gene Alias	PDGF1, PDGF-A, PDGFAA
Molecular Weight (g/mol)	M.W. theroretical: 14 kDa (monomer)
Gene ID (Entrez)	5154
Formulation	Lyophilized from a 0.2μm filtered solution in Acetonitrile and TFA.
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	E. coli-derived human PDGF-AA protein Ser87-Thr211,with and without an N-terminal Met
Recombinant	Recombinant
Name	PDGF-AA

108

Invitrogen™ Fibrinogen From Human Plasma, Alexa Fluor™ 488 Conjugate

For investigating platelet activation and subsequent fibrinogen binding

Pricing & Availability

109

Invitrogen™ Cholera Toxin Subunit B (Recombinant), Alexa Fluor™ 594 Conjugate

Made from a recombinant version of the B subunit only to provide a very high-purity product that is completely free of the toxic A subunit

Pricing & Availability
Specifications

Shipping Condition	Room Temperature
Content And Storage	Store in freezer (-5 to -30°C) and protect from light.
Conjugate	Alexa Fluor 594
Form	Lyophilized
Protein Form	Recombinant
Label Type	Alexa Fluor Dyes
Product Line	Alexa Fluor
Protein Subtype	Cholera Toxin
Recombinant	Recombinant

110

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

111

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

112

Gibco™ Human IL-7 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-7
Molecular Weight (g/mol)	17.5 kDa
Endotoxin Level	<0.1 ng/μg
Activity	ED50 = 0.2 - 1 ng/mL; determined by the dose-dependent proliferation of human PBMCs.
Endotoxin Concentration	<0.1 ng/μg
Expression System	E. coli
For Use With (Application)	Bioactivity
Name	Human IL-7
Purification Method	Purified
Gene Alias	A630026I06Rik; H-IL-7; hlb368; IL7; Il-7; ILN; Interleukin; interleukin 7; Interleukin7; interleukin-7; M-IL-7
Protein Form	Recombinant, Ligand
Biological Activity	ED50 = 0.2 - 1 ng/mL; determined by the dose-dependent proliferation of human PBMCs.
Formulation	Protein with no preservative
Classification	Carrier-Free
Research Category	Immunology, Signal Transduction, Stem Cell Research, Drug Development, Oncology
Species	Human
Recombinant	Recombinant
Shipping Condition	Approved for shipment on Wet or Dry Ice
Content And Storage	4°C
Gene Symbol	Il7, IL7r
Sequence	DCDIEGKDGK QYESVLMVSI DQLLDSMKEI GSNCLNNEFN FFKRHICDAN KEGMFLFRAA RKLRQFLKMN STGDFDLHLL KVSEGTTILL NCTGQVKGRK PAALGEAQPT KSLEENKSLK EQKKLNDLCF LKRLLQEIKT CWNKILMGTK EH
Storage Requirements	4°C
Protein Subtype	Interleukins
Accession Number	P13232, P16871
Regulatory Status	RUO
Product Type	Protein
Gene ID (Entrez)	3574, 3575
Product Line	Gibco

113

Invitrogen™ Isolectin GS-IB₄ From Griffonia simplicifolia, Alexa Fluor™ 594 Conjugate

Isolated from the seeds of Griffonia simplicifolia, a tropical African legume

Pricing & Availability

114

Gibco™ Heat Stable FGF-10 Recombinant Protein

Recombinant Protein

Pricing & Availability
Specifications

Buffer	750 mM NaCl, 20 mM Na2PO4
Content And Storage	-20°Cor to +80°C if preferred
Purity or Quality Grade	>95% by SDS-PAGE
Conjugate	Unconjugated
Form	Lyophilized
Common Name	FGF10
Activity	ED50 ≤1.0 ng/mL; measured in a cell proliferation assay using 4 MBr-5 cells
Endotoxin Concentration	0.25 EU/μg
Sequence	Thermostable variant of human FGF-10 (190 amino acids) with proprietary amino acid substitutions
Expression System	E. coli
For Use With (Application)	Functional Assay
Name	Heat Stable FGF-10
Accession Number	O15520
Purification Method	SDS-Page
Gene Alias	AEY17; BB213776; FGF; Fgf10; FGF-10; Fibroblast growth factor; Fibroblast growth factor 10; Gsfaey17; Keratinocyte growth factor 2; produced by fibroblasts of urinary bladder lamina propria
Product Type	Protein
Biological Activity	ED50 = 1.0 ng/mL; measured in a cell proliferation assay using 4 MBr-5 cells
Gene ID (Entrez)	2255
Formulation	protein with 20 mM Na2PO4, 750 mM NaCl and no preservative; pH 7.5
Classification	Recombinant
Species	Human
Recombinant	Recombinant

115

R&D Systems™ Recombinant Human CNTF 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)	22.8 kDa
Gene ID (Entrez)	1270
Activity	Measured in a cell proliferation assay using TF-1 human erythroleukemic cells. Kitamura, T. et al. (1989) J. Cell Physiol. 140:323. The ED50 for this effect is 0.03-0.18 μg/mL. The proliferative effect can be enhanced up to 100-fold by the addition of Recombinant Human CNTF R alpha (Catalog # 303-CR ) .
Endotoxin Concentration	<0.1 EU per 1μg of the protein by the LAL method.
Structural Form	This recombinant protein is prone to proteolytic degradation at the C-terminus, resulting in proteins with molecular masses of 22.2 - 22.8 kDa.
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 human CNTF protein Ala2-Met200
Recombinant	Recombinant
Name	CNTF

116

R&D Systems™ Recombinant Human Cathepsin B 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

117

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

118

Promotions Available

R&D Systems™ Recombinant Mouse IL-6 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

119

Promotions Available

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

120

R&D Systems™ Recombinant Human 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)	15 kDa
Gene ID (Entrez)	3565
Endotoxin Concentration	<0.1 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.
Source	E. coli-derived human IL-4 protein His25-Ser153,with an N-terminal Met
Recombinant	Recombinant
Name	IL-4

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Recombinant Proteins

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R&D Systems™ Recombinant Human Cathepsin B 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 Mouse IL-6 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 IL-4 Protein GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

R&D Systems™ Recombinant Human Cathepsin B Protein

R&D Systems™ Recombinant Human IL-23 Protein

R&D Systems™ Recombinant Mouse IL-6 Protein

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

R&D Systems™ Recombinant Human IL-4 Protein