##gff-version 3 P21050 UniProtKB Chain 1 95 . . . ID=PRO_0000099464;Note=Probable FAD-linked sulfhydryl oxidase OPG072 P21050 UniProtKB Topological domain 1 8 . . . Note=Intravirion;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21050 UniProtKB Transmembrane 9 25 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21050 UniProtKB Topological domain 26 95 . . . Note=Virion surface;Ontology_term=ECO:0000255;evidence=ECO:0000255 P21050 UniProtKB Domain 1 95 . . . Note=ERV/ALR sulfhydryl oxidase;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00654 P21050 UniProtKB Disulfide bond 43 46 . . . Note=Redox-active;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00654