[Term] id: PR:000021125 name: serine protease 1, signal peptide removed form def: "A serine protease 1 that has had the signal peptide removed." [PRO:DNx] comment: Category=modification. synonym: "PRSS1/SigPep-" EXACT PRO-short-label [PRO:DNx] intersection_of: PR:000013318 ! serine protease 1 intersection_of: lacks_part SO:0000418 ! signal_peptide