[Term] id: PR:000019420 name: COP9 signalosome complex subunit 4, initiator methionine removed form def: "A COP9 signalosome complex subunit 4 that has had the initiator methionine removed." [PRO:DNx] comment: Category=modification. synonym: "COPS4/InitMet-" EXACT PRO-short-label [PRO:DNx] intersection_of: PR:000005741 ! COP9 signalosome complex subunit 4 intersection_of: lacks_part PR:000021937 ! initiator methionine