产品介绍 Woodchuck (Groundhog, Marmota monax) secreted programmed cell death 1 (PD-1) also known as, PDCD1, SLEB2, CD279 and HPD-L, GenBank Accession No. HQ403652.1, a.a 25-172, fused at the C-terminus to the Fc portion of Human IgG1, expressed in a HEK293 cell expression system. MW = 43 kDa. This protein runs at a higher M.W. by SDS-PAGE due to glycosylation.