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.

1 – 15 of 52,913 results

R&D Systems™ Recombinant Human IL-2 Biotinylated Protein

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

Pricing and Availability

R&D Systems™ Recombinant Human LIF, Biotinylated Protein

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

Pricing and Availability
Specifications

Purity or Quality Grade	>95%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie™ Blue Staining
Conjugate	Biotin
Molecular Weight (g/mol)	20 kDa
Quantity	25 μg
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.
Source	E. coli-derived human LIF protein Pro24-Phe202
Accession Number	P15018
Regulatory Status	RUO
Gene Alias	CDF, D factor, DIA, differentiation inhibitory activity, differentiation stimulating factor, Differentiation-stimulating factor, Emfilermin, HILDA, HILDAcholinergic differentiation factor, leukemia inhibitory factor, leukemia inhibitory factor (cholinergic differentiation factor), Melanoma-derived LPL inhibitor, MLPLI
Product Type	Recombinant protein
Biological Activity	0.02 to 0.12ng/mL
Gene ID (Entrez)	3976
Structural Form	Biotinylated protein via amines
Species	Human
Recombinant	Recombinant

R&D Systems™ Recombinant Human TNF-alpha, Biotinylated Protein

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

Pricing and Availability

R&D Systems™ Recombinant Human IL-2 Biotinylated Protein

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

Pricing and Availability

R&D Systems™ Biotinylated Recombinant Human IL-7 Protein

Carrier Free Recombinant Protein

Pricing and Availability

R&D Systems™ Biotinylated Recombinant Human VEGF 165 Protein

Biotinylated via amines

Pricing and Availability

R&D Systems™ Recombinant Human B7-H7 Fc Biotinylated Protein

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

Pricing and Availability

R&D Systems™ Recombinant Human CD155/PVR His-tag Avi-tag Protein

Biotinylated

Pricing and Availability
Specifications

Buffer	Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose
Purity or Quality Grade	>95%, by SDS-PAGE visualized with Silver Staining and quantitative densitometry by Coomassie™ Blue Staining.
Conjugate	Biotin
Molecular Weight (g/mol)	M.W. (Observed): 59-67 kDa, under reducing conditions; M.W. (theoretical): 37 kDa
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	CD155/PVR
Source	Human embryonic kidney cell, HEK293-derived human CD155/PVR protein Human CD155/PVR (Gly27-Asn343) (N-terminus) Accession # NP_006496.4 HHHHHH Avi-tag (C-terminus)
Accession Number	NP_006496.4
Gene ID (Entrez)	5817
Formulation	Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose.
Reconstitution	Reconstitute at 500 μg/mL in PBS.
Species	Human

R&D Systems™ Recombinant Human CX3CL1/Fractalkine His Avi-tag Protein

Biotinylated

Pricing and Availability

R&D Systems™ Recombinant Human IL-17A/F Heterodimer Biotinylated Protein

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

Pricing and Availability

R&D Systems™ Recombinant Human IL-17A/F Heterodimer Biotin Protein

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

Pricing and Availability

R&D Systems™ Recombinant Human IL-18/IL-1F4 Biotinylated Protein

Biotinylated

Pricing and Availability

R&D Systems™ Recombinant Human CD4 Fc Chimera Avi-tag Protein

Biotinylated

Pricing and Availability

enQuireBio™ Recombinant Human C3c Protein

A cDNA sequence encoding the C3c was constructed and used to recombinantly synthesize the protein.

Pricing and Availability
Specifications

Buffer	The Human Complement C3c was lyophilized in a sodium phosphate buffer, pH 7.2, containing 0.15M NaCl.
Regulatory Status	Research Use Only
Purity or Quality Grade	Greater than 96.0%.
Product Type	Recombinant Protein
Endotoxin Concentration	Not Determined. Testing recommended prior to use in cell culture and can be performed upon request.
Sequence	C3c Beta chain (23-667)SPMYSIITPNILRLESEETMVLEAHDAQGDVPVTVTVHDFPGKKLVLSSEKTVLTPATNHMGNVTFTIPANREFKSEKGRNKFVTVQATFGTQVVEKVVLVSLQSGYLFIQTDKTIYTPGSTVLYRIFTVNHKLLPVGRTVMVNIENPEGIPVKQDSLSSQNQLGVLPLSWDIPELVNMGQWKIRAYYENSPQQVFSTEFEVKEYVLPSFEVIVEPTEKFYYIYNEKGLEVTITARFLYGKKVEGTAFVIFGIQDGEQRISLPESLKRIPIEDGSGEVVLSRKVLLDGVQNPRAEDLVGKSLYVSATVILHSGSDMVQAERSGIPIVTSPYQIHFTKTPKYFKPGMPFDLMVFVTNPDGSPAYRVPVAVQGEDTVQSLTQGDGVAKLSINTHPSQKPLSITVRTKKQELSEAEQATRTMQALPYSTVGNSNNYLHLSVLRTELRPGETLNVNFLLRMDRAHEAKIRYYTYLIMNKGRLLKC3c alpha chain fragment 1 (749-954)SNLDEDIIAEENIVSRSEFPESWLWNVEDLKEPPKNGISTKLMNIFLKDSITTWEILAVSMSDKKGICVADPFEVTVMQDFFIDLRLPYSVVRNEQVEIRAVLYNYRQNQELKVRVELLHNPAFCSLATTKRRHQQTVTIPPKSSLSVPYVIVPLKTGLQEVEVKAAVYHHFISDGVRKSLKVVPEGIRMNKTVAVRTLDPERLGRC3c alpha chain fragment 2 (1321-1663)SEETKENEGFTVTAEGKGQGTLSVVTMYHAKAKDQLTCNKFDLKVTIKPAPETEKRPQDAKNTMILEICTRYRGDQDATMSILDISMMTGFAPDTDDLKQLANGVDRYISKYELDKAFSDRNTLIIYLDKVSHSEDDCLAFKVHQYFNVELIQPGAVKVYAYYNLEESCTRFYHPEKEDGKLNKLCRDELCRCAEENCFIQKSDDKVTLEERLDKACEPGVDYVYKTRLVKVQLSNDFDEYIMAIEQTIKSGSDEVQVGQQRTFISPIKCREALKLEEKKHYLMWGLSSDFWGEKPNLSYIIGKDTWVEHWPEEDECQDEENQKQCQDLGAFTESMVVFGCPN
Cross Reactivity	Human
Protein Tag	Untagged
Species	Human
Name	C3c Protein

enQuireBio™ Recombinant Human TOP1 Protein

A cDNA sequence encoding the TOP1 was constructed and used to recombinantly synthesize the protein.

Pricing and Availability
Specifications

Buffer	TOP1 is supplied in 16mM HEPES buffer pH 7.5, 400mM sodium chloride, and 20% glycerol.
Regulatory Status	Research Use Only
Purity or Quality Grade	Greater than 95% as determined by SDS-PAGE.
Product Type	Recombinant Protein
Gene ID (Entrez)	7150
Gene Symbol	TOP1
Endotoxin Concentration	Not Determined. Testing recommended prior to use in cell culture and can be performed upon request.
Sequence	MSGDHLHNDS QIEADFRLND SHKHKDKHKD REHRHKEHKK EKDREKSKHS NSEHKDSEKK HKEKEKTKHK DGSSEKHKDK HKDRDKEKRK EEKVRASGDA KIKKEKENGF SSPPQIKDEP EDDGYFVPPK EDIKPLKRPR DEDDADYKPK KIKTEDTKKE KKRKLEEEED GKLKKPKNKD KDKKVPEPDN KKKKPKKEEE QKWKWWEEER YPEGIKWKFL EHKGPVFAPP YEPLPENVKF YYDGKVMKLS PKAEEVATFF AKMLDHEYTT KEIFRKNFFK DWRKEMTNEE KNIITNLSKC DFTQMSQYFK AQTEARKQMS KEEKLKIKEE NEKLLKEYGF CIMDNHKERI ANFKIEPPGL FRGRGNHPKM GMLKRRIMPE DIIINCSKDA KVPSPPPGHK WKEVRHDNKV TWLVSWTENI QGSIKYIMLN PSSRIKGEKD WQKYETARRL KKCVDKIRNQ YREDWKSKEM KVRQRAVALY FIDKLALRAG NEKEEGETAD TVGCCSLRVE HINLHPELDG QEYVVEFDFL GKDSIRYYNK VPVEKRVFKN LQLFMENKQP EDDLFDRLNT GILNKHLQDL MEGLTAKVFR TYNASITLQQ QLKELTAPDE NIPAKILSYN RANRAVAILC NHQRAPPKTF EKSMMNLQTK IDAKKEQLAD ARRDLKSAKA DAKVMKDAKT KKVVESKKKA VQRLEEQLMK LEVQATDREE NKQIALGTSK LNYLDPRITV AWCKKWGVPI EKIYNKTQRE KFAWAIDMAD EDYEF
Cross Reactivity	Human
Protein Tag	His
Species	Baculovirus
Name	TOP1 Protein

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