##gff-version 3 P42278 UniProtKB Signal peptide 1 19 . . . Ontology_term=ECO:0000305;evidence=ECO:0000305 P42278 UniProtKB Propeptide 20 34 . . . ID=PRO_0000028279;Note=Activation peptide P42278 UniProtKB Chain 35 262 . . . ID=PRO_0000028280;Note=Trypsin theta P42278 UniProtKB Domain 35 260 . . . Note=Peptidase S1;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00274 P42278 UniProtKB Active site 76 76 . . . Note=Charge relay system;Ontology_term=ECO:0000250;evidence=ECO:0000250 P42278 UniProtKB Active site 121 121 . . . Note=Charge relay system;Ontology_term=ECO:0000250;evidence=ECO:0000250 P42278 UniProtKB Active site 216 216 . . . Note=Charge relay system;Ontology_term=ECO:0000250;evidence=ECO:0000250 P42278 UniProtKB Site 210 210 . . . Note=Required for specificity;Ontology_term=ECO:0000250;evidence=ECO:0000250 P42278 UniProtKB Disulfide bond 61 77 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00274 P42278 UniProtKB Disulfide bond 186 203 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00274 P42278 UniProtKB Disulfide bond 212 236 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00274 P42278 UniProtKB Sequence conflict 45 46 . . . Note=AH->GD;Ontology_term=ECO:0000305;evidence=ECO:0000305 P42278 UniProtKB Sequence conflict 73 73 . . . Note=T->A;Ontology_term=ECO:0000305;evidence=ECO:0000305