[Term] id: PR:000050124 name: complement C3b alpha' chain def: "A complement C3 alpha chain that corresponds to the C-terminal portion after proteolytic cleavage of complement C3 alpha chain by C3 convertase. Example: UniProtKB:P01024, 749-1663." [PRO:DAN, PMID:2579379] comment: Category=modification. synonym: "C3/b-alpha'" EXACT PRO-short-label [PRO:DAN] is_a: PR:000050120 ! complement C3 alpha chain