[Term] id: PR:000019406 name: collagen alpha-1(IV) chain, signal peptide removed form def: "A collagen alpha-1(IV) chain that has had the signal peptide removed." [PRO:DNx] comment: Category=modification. synonym: "COL4A1/SigPep-" EXACT PRO-short-label [PRO:DNx] intersection_of: PR:000005713 ! collagen alpha-1(IV) chain intersection_of: lacks_part SO:0000418 ! signal_peptide