[Term] id: PR:000001290 name: B7-related protein def: "A protein that is a member of a family that includes translation products of genes CD86, CD276, ICOSLG, and others. These are membrane-anchored proteins with a small intracellular domain and an extracellular domain with signal sequence, an Immunoglobulin V-set domain (Pfam:PF07686), and a CD80-like C2-set immunoglobulin domain (Pfam:PF08205)." [PRO:WCB] comment: Category=family. is_a: PR:000000001 ! protein