产品介绍 Mouse CD137L, also known as 4-1BB ligand (4-1BBL), tumor necrosis factor ligand superfamily member 9, TNFSF9. GenBank Accession No. NM_009404, a.a. 104-309(end) with an N-terminal His-tag, expressed in a HEK293 cell expression system. MW = 26 kDa.