##gff-version 3 P55748 UniProtKB Chain 1 256 . . . ID=PRO_0000004317;Note=Serine carboxypeptidase II-2 chain A P55748 UniProtKB Propeptide 257 270 . . . ID=PRO_0000004318;Note=Linker peptide;Ontology_term=ECO:0000250;evidence=ECO:0000250 P55748 UniProtKB Chain 271 436 . . . ID=PRO_0000004319;Note=Serine carboxypeptidase II-2 chain B P55748 UniProtKB Active site 149 149 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P55748 UniProtKB Active site 350 350 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P55748 UniProtKB Active site 403 403 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P55748 UniProtKB Glycosylation 107 107 . . . Note=N-linked (GlcNAc...) asparagine;Ontology_term=ECO:0000255;evidence=ECO:0000255 P55748 UniProtKB Disulfide bond 56 313 . . . Note=Interchain (between A and B chains);Ontology_term=ECO:0000250;evidence=ECO:0000250 P55748 UniProtKB Disulfide bond 217 229 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 P55748 UniProtKB Disulfide bond 253 281 . . . Note=Interchain (between A and B chains);Ontology_term=ECO:0000250;evidence=ECO:0000250 P55748 UniProtKB Non-terminal residue 1 1 . . . .