Recombinat Protein,Biotinylated Human CD200 OX-2 Protein, Fc,Avitag™,Biotinylated Human CD200, Fc,Avitag (OX2-H82F1) is expressed fr om human 293 cells (HEK293). It contains AA Gln 31 - Gly 232 (Accession P41217-1).This protein carries a human IgG1 F 1 * 25 µG