[Term] id: PR:000035500 name: spindle assembly checkpoint component MAD3 phosphorylated 1 def: "A spindle assembly checkpoint component MAD3 that has been phosphorylated during spindle checkpoint activation. Example: UniProtKB:P47074, Ser-268, MOD:00046|(Ser-466, MOD:00046 and/or Ser-504, MOD:00046)." [PRO:DAN, PRO:KER, PMID:15970700] comment: Category=modification. Note: Ser-268 is the major site phosphorylated by CDC5; Sites phosphorylated by IPL1 are unknown. synonym: "MAD3/Phos:1" EXACT PRO-short-label [PRO:DNx] is_a: PR:000035499 ! spindle assembly checkpoint component MAD3 relationship: has_part MOD:00046 ! O-phospho-L-serine