[Term] id: PR:000004902 name: complement C4-B def: "A protein that is a translation product of the human C4B or C4B_2 genes, 1:1 orthologs thereof, or a semi-ortholog thereof." [PRO:DAN] comment: Category=gene. Note: The human C4B and C4B_2 genes encode identical proteins. synonym: "C4B" EXACT PRO-short-label [PRO:DNx] synonym: "basic complement C4" EXACT [] synonym: "C3 and PZP-like alpha-2-macroglobulin domain-containing protein 3" EXACT [] synonym: "C4" RELATED [] synonym: "C4B_2" RELATED Gene-based [] synonym: "CO4" RELATED Gene-based [] synonym: "CPAMD3" RELATED Gene-based [] property_value: has_archetype PR:P0C0L5 is_a: PR:000000001 ! protein