##gff-version 3 P35004 UniProtKB Signal peptide 1 22 . . . Ontology_term=ECO:0000305;evidence=ECO:0000305 P35004 UniProtKB Propeptide 23 30 . . . ID=PRO_0000028265;Note=Activation peptide P35004 UniProtKB Chain 31 253 . . . ID=PRO_0000028266;Note=Trypsin beta P35004 UniProtKB Domain 31 253 . . . Note=Peptidase S1;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00274 P35004 UniProtKB Active site 71 71 . . . Note=Charge relay system;Ontology_term=ECO:0000250;evidence=ECO:0000250 P35004 UniProtKB Active site 116 116 . . . Note=Charge relay system;Ontology_term=ECO:0000250;evidence=ECO:0000250 P35004 UniProtKB Active site 210 210 . . . Note=Charge relay system;Ontology_term=ECO:0000250;evidence=ECO:0000250 P35004 UniProtKB Site 204 204 . . . Note=Required for specificity;Ontology_term=ECO:0000250;evidence=ECO:0000250 P35004 UniProtKB Disulfide bond 56 72 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00274 P35004 UniProtKB Disulfide bond 180 197 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00274 P35004 UniProtKB Disulfide bond 206 230 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00274 P35004 UniProtKB Sequence conflict 53 53 . . . Note=S->R;Ontology_term=ECO:0000305;evidence=ECO:0000305 P35004 UniProtKB Sequence conflict 85 85 . . . Note=A->G;Ontology_term=ECO:0000305;evidence=ECO:0000305 P35004 UniProtKB Sequence conflict 114 115 . . . Note=VN->TS;Ontology_term=ECO:0000305;evidence=ECO:0000305 P35004 UniProtKB Sequence conflict 121 121 . . . Note=H->N;Ontology_term=ECO:0000305;evidence=ECO:0000305 P35004 UniProtKB Sequence conflict 142 142 . . . Note=P->T;Ontology_term=ECO:0000305;evidence=ECO:0000305