[Term] id: PR:000020056 name: COP9 signalosome complex subunit 1, initiator methionine removed form def: "A COP9 signalosome complex subunit 1 that has had the initiator methionine removed." [PRO:DNx] comment: Category=modification. synonym: "GPS1/InitMet-" EXACT PRO-short-label [PRO:DNx] intersection_of: PR:000008202 ! COP9 signalosome complex subunit 1 intersection_of: lacks_part PR:000021937 ! initiator methionine