##gff-version 3 P53800 UniProtKB Chain 1 411 . . . ID=PRO_0000067456;Note=Squalene synthase P53800 UniProtKB Transmembrane 281 301 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255 P53800 UniProtKB Transmembrane 388 408 . . . Note=Helical;Ontology_term=ECO:0000255;evidence=ECO:0000255