[Term] id: PR:000018590 name: platelet glycoprotein Ib alpha chain, signal peptide removed form def: "A platelet glycoprotein Ib alpha chain that has had the signal peptide removed." [PRO:DNx] comment: Category=modification. synonym: "GP1BA/SigPep-" EXACT PRO-short-label [PRO:DNx] intersection_of: PR:000001907 ! platelet glycoprotein Ib alpha chain intersection_of: lacks_part SO:0000418 ! signal_peptide