##gff-version 3
P35044	UniProtKB	Signal peptide	1	16	.	.	.	Ontology_term=ECO:0000255;evidence=ECO:0000255	
P35044	UniProtKB	Propeptide	17	30	.	.	.	ID=PRO_0000028289;Note=Activation peptide	
P35044	UniProtKB	Chain	31	255	.	.	.	ID=PRO_0000028290;Note=Trypsin alpha-4	
P35044	UniProtKB	Domain	31	253	.	.	.	Note=Peptidase S1;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00274	
P35044	UniProtKB	Active site	71	71	.	.	.	Note=Charge relay system;Ontology_term=ECO:0000250;evidence=ECO:0000250	
P35044	UniProtKB	Active site	116	116	.	.	.	Note=Charge relay system;Ontology_term=ECO:0000250;evidence=ECO:0000250	
P35044	UniProtKB	Active site	209	209	.	.	.	Note=Charge relay system;Ontology_term=ECO:0000250;evidence=ECO:0000250	
P35044	UniProtKB	Site	203	203	.	.	.	Note=Required for specificity;Ontology_term=ECO:0000250;evidence=ECO:0000250	
P35044	UniProtKB	Disulfide bond	56	72	.	.	.	Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00274	
P35044	UniProtKB	Disulfide bond	179	196	.	.	.	Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00274	
P35044	UniProtKB	Disulfide bond	205	229	.	.	.	Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00274