##gff-version 3 B0Y5B4 UniProtKB Chain 1 735 . . . ID=PRO_0000415496;Note=Protostadienol synthase A B0Y5B4 UniProtKB Repeat 132 173 . . . Note=PFTB 1 B0Y5B4 UniProtKB Repeat 490 531 . . . Note=PFTB 2 B0Y5B4 UniProtKB Repeat 567 607 . . . Note=PFTB 3 B0Y5B4 UniProtKB Repeat 616 663 . . . Note=PFTB 4 B0Y5B4 UniProtKB Active site 463 463 . . . Note=Proton donor;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:P48449