##gff-version 3 Q92I25 UniProtKB Chain 1 294 . . . ID=PRO_0000103143;Note=4-hydroxy-tetrahydrodipicolinate synthase Q92I25 UniProtKB Active site 135 135 . . . Note=Proton donor/acceptor;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00418 Q92I25 UniProtKB Active site 163 163 . . . Note=Schiff-base intermediate with substrate;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00418 Q92I25 UniProtKB Binding site 47 47 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00418 Q92I25 UniProtKB Binding site 205 205 . . . Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00418 Q92I25 UniProtKB Site 46 46 . . . Note=Part of a proton relay during catalysis;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00418 Q92I25 UniProtKB Site 109 109 . . . Note=Part of a proton relay during catalysis;Ontology_term=ECO:0000255;evidence=ECO:0000255|HAMAP-Rule:MF_00418