Uniprot ID	C0ZKW2
Uniprot Name	RIBBA_BREBN
Taxonomy ID	358681
Sequence	M F H S I E E A L E D L R Q G K A V I V V D D E D R E N E G D F V C M A E A A T P E M I N F M V T H G R G L V C V P V T E E H A T R L Q L A P M V N A N T D K Q G T A F T V S I D E G S T N T G I S A H E R S Q T V L A M L D E Q K D A D D F R R P G H I F P L I A K A G G V L R R A G H T E A A V D L A R L A G G I P A G V I C E I M N E D G S M A R L P Q L V E I A R R F D L K L I T I A D L I A Y R M R T E S M V K K E I E V Q L P T A Y G D F R I A A Y T N E L D G K E H V A L I K G E I G P D E P I L V R V H S E C L T G D I F G S Y R C D C G P Q L H A A L E Q I E A N G R G I L L Y M R Q E G R G I G L I N K L R A Y K L Q E E G L D T V E A N E K L G F A A D L R D Y G I G A Q I L R D L G V Q R M R L L T N N P R K I R G L T G Y G L A V E E R V P L Q T P E H L H N K Q Y L S T K Q E K L G H L L H L N G
Cofactor	COFACTOR: Name=Mg(2+); Xref=ChEBI:CHEBI:18420; Evidence={ECO:0000255|HAMAP-Rule:MF_01283}; Name=Mn(2+); Xref=ChEBI:CHEBI:29035; Evidence={ECO:0000255|HAMAP-Rule:MF_01283}; Note=Binds 2 divalent metal cations per subunit. Magnesium or manganese. {ECO:0000255|HAMAP-Rule:MF_01283}; COFACTOR: Name=Zn(2+); Xref=ChEBI:CHEBI:29105; Evidence={ECO:0000255|HAMAP-Rule:MF_01283}; Note=Binds 1 zinc ion per subunit. {ECO:0000255|HAMAP-Rule:MF_01283};
Active site	ACT_SITE 327 327 Proton acceptor; for GTP cyclohydrolase activity. {ECO:0000255|HAMAP-Rule:MF_01283}.; ACT_SITE 329 329 Nucleophile; for GTP cyclohydrolase activity. {ECO:0000255|HAMAP-Rule:MF_01283}.
Pfam	PF00926 PF00925
InterPro	IPR017945 IPR000422 IPR032677 IPR000926 IPR036144 IPR016299