[Term] id: PR:000025580 name: C99 def: "An amyloid-beta precursor protein proteolytic cleavage product that is the C-terminal product of cleavage by beta-secretase of certain amyloid-beta precursor protein isoforms, signal peptide removed form. Example: UniProtKB:P05067-1, 672-770." [PRO:DAN] comment: Category=modification. Requested by=Alzforum. synonym: "APP-C99" EXACT PRO-short-label [PRO:DAN] is_a: PR:000019036 ! amyloid-beta precursor protein proteolytic cleavage product relationship: derives_from PR:000019035 ! amyloid-beta precursor protein, signal peptide removed form