[Term] id: PR:000025222 name: S-adenosylmethionine synthetase isoform 1, initiator methionine removed form def: "An S-adenosylmethionine synthetase isoform 1 that has had the initiator methionine removed." [PRO:CNA] comment: Category=modification. synonym: "metK/iso:1/InitMet-" EXACT PRO-short-label [PRO:DNx] intersection_of: PR:000025220 ! S-adenosylmethionine synthetase isoform 1 intersection_of: lacks_part PR:000021937 ! initiator methionine