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Sino Biological Recombinant Human CD28 Protein (ECD, Dimer, hFc & AVI Tag), Biotinylated, HPLC-verified
Supplier: Sino Biological 11524H41HB100
A DNA sequence encoding the human CD28 (NP_006130.1) (Met1-Pro152) was expressed with a C-terminal Fc region of human IgG1 tag followed by an AVI tag. The expressed protein was biotinylated in vivo by the Biotin-Protein ligase (BirA enzyme) which is co-expressed. Human, Cynomolgus and Rhesus CD28 sequences (Asn19-Pro152) are identical.
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