[Term] id: PR:000050149 name: complement C3c alpha' chain fragment 1 def: "A complement C3 alpha chain that corresponds to the N-terminal portion after proteolytic cleavage (into four chains) of complement C3b alpha' chain by factor I. Example: UniProtKB:P01024, 749-954." [PRO:DAN, PMID:2579379] comment: Category=modification. synonym: "C3/c-alpha'f1" EXACT PRO-short-label [PRO:DAN] is_a: PR:000050120 ! complement C3 alpha chain