##gff-version 3 P68839 UniProtKB Initiator methionine 1 1 . . . Note=Removed;Ontology_term=ECO:0000250;evidence=ECO:0000250 P68839 UniProtKB Chain 2 493 . . . ID=PRO_0000093718;Note=Inosine-5'-monophosphate dehydrogenase P68839 UniProtKB Domain 97 155 . . . Note=CBS 1;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Domain 159 219 . . . Note=CBS 2;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Active site 310 310 . . . Note=Thioimidate intermediate;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Active site 406 406 . . . Note=Proton acceptor;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Binding site 253 253 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Binding site 303 305 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Binding site 305 305 . . . Note=In other chain;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Binding site 307 307 . . . Note=In other chain;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Binding site 308 308 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Binding site 310 310 . . . Note=In other chain;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Binding site 343 345 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Binding site 366 367 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Binding site 390 394 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Binding site 421 421 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Binding site 475 475 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Binding site 476 476 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964 P68839 UniProtKB Binding site 477 477 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_01964