##gff-version 3 Q6VVW9 UniProtKB Chain 1 501 . . . ID=PRO_0000051779;Note=Vitamin D 25-hydroxylase Q6VVW9 UniProtKB Binding site 250 250 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q6VVX0 Q6VVW9 UniProtKB Binding site 448 448 . . . Note=Axial binding residue;Ontology_term=ECO:0000250;evidence=ECO:0000250|UniProtKB:Q6VVX0