##gff-version 3 O64173 UniProtKB Chain 1 380 . . . ID=PRO_0000377533;Note=Ribonucleoside-diphosphate reductase nrdEB subunit alpha%2C 1st part O64173 UniProtKB Chain 381 765 . . . ID=PRO_0000377534;Note=SPBc2 bnrdE intein O64173 UniProtKB Chain 766 1084 . . . ID=PRO_0000377535;Note=Ribonucleoside-diphosphate reductase nrdEB subunit alpha%2C 2nd part O64173 UniProtKB Domain 503 654 . . . Note=DOD-type homing endonuclease;Ontology_term=ECO:0000255;evidence=ECO:0000255|PROSITE-ProRule:PRU00273 O64173 UniProtKB Active site 379 379 . . . Note=Proton acceptor;Ontology_term=ECO:0000250;evidence=ECO:0000250 O64173 UniProtKB Active site 381 381 . . . Note=Cysteine radical intermediate;Ontology_term=ECO:0000250;evidence=ECO:0000250 O64173 UniProtKB Active site 768 768 . . . Note=Proton acceptor;Ontology_term=ECO:0000250;evidence=ECO:0000250 O64173 UniProtKB Binding site 152 152 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O64173 UniProtKB Binding site 168 169 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O64173 UniProtKB Binding site 197 197 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O64173 UniProtKB Binding site 964 968 . . . Ontology_term=ECO:0000250;evidence=ECO:0000250 O64173 UniProtKB Site 169 169 . . . Note=Important for hydrogen atom transfer;Ontology_term=ECO:0000250;evidence=ECO:0000250 O64173 UniProtKB Site 176 176 . . . Note=Allosteric effector binding;Ontology_term=ECO:0000250;evidence=ECO:0000250 O64173 UniProtKB Site 206 206 . . . Note=Allosteric effector binding;Ontology_term=ECO:0000250;evidence=ECO:0000250 O64173 UniProtKB Site 793 793 . . . Note=Important for hydrogen atom transfer;Ontology_term=ECO:0000250;evidence=ECO:0000250 O64173 UniProtKB Site 1067 1067 . . . Note=Important for electron transfer;Ontology_term=ECO:0000250;evidence=ECO:0000250 O64173 UniProtKB Site 1068 1068 . . . Note=Important for electron transfer;Ontology_term=ECO:0000250;evidence=ECO:0000250 O64173 UniProtKB Site 1079 1079 . . . Note=Interacts with thioredoxin/glutaredoxin;Ontology_term=ECO:0000250;evidence=ECO:0000250 O64173 UniProtKB Site 1082 1082 . . . Note=Interacts with thioredoxin/glutaredoxin;Ontology_term=ECO:0000250;evidence=ECO:0000250 O64173 UniProtKB Disulfide bond 169 793 . . . Note=Redox-active;Ontology_term=ECO:0000250;evidence=ECO:0000250