[Term] id: PR:000021518 name: U1 small nuclear ribonucleoprotein A, initiator methionine removed form def: "A U1 small nuclear ribonucleoprotein A that has had the initiator methionine removed." [PRO:DNx] comment: Category=modification. synonym: "SNRPA/InitMet-" EXACT PRO-short-label [PRO:DNx] intersection_of: PR:000015339 ! U1 small nuclear ribonucleoprotein A intersection_of: lacks_part PR:000021937 ! initiator methionine