##gff-version 3 Q27713 UniProtKB Chain 1 587 . . . ID=PRO_0000186347;Note=Bifunctional dihydrofolate reductase-thymidylate synthase Q27713 UniProtKB Domain 9 237 . . . Note=DHFR Q27713 UniProtKB Region 301 587 . . . Note=Thymidylate synthase Q27713 UniProtKB Active site 469 469 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27713 UniProtKB Binding site 36 42 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27713 UniProtKB Binding site 51 51 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27713 UniProtKB Binding site 108 110 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27713 UniProtKB Binding site 129 132 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27713 UniProtKB Binding site 173 173 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27713 UniProtKB Binding site 174 181 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27713 UniProtKB Binding site 179 179 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27713 UniProtKB Binding site 194 194 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27713 UniProtKB Binding site 324 324 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27713 UniProtKB Binding site 470 470 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27713 UniProtKB Binding site 488 492 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27713 UniProtKB Binding site 500 500 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27713 UniProtKB Binding site 530 532 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 Q27713 UniProtKB Natural variant 110 110 . . . Note=In pyrimethamine resistance. S->N Q27713 UniProtKB Natural variant 177 177 . . . Note=In pyrimethamine resistance. S->F