Uniprot ID	P51695
Uniprot Name	RIBBA_BACAM
Taxonomy ID	1390
Sequence	M F H P I E E A L E A L K K G E V I I V V D D E D R E N E G D F V A L A E H A T P E V V N F M A T H G R G L I C T P L S E D I A G R L D L H P M V D H N T D S H E T A F T V S I D H K L T K T G I S A Q E R S F T I Q A L L D E E S V P G D F Q R P G H I F P L I A K K G G V L K R A G H T E A A V D L A K A C G S Q G A D V I C E I M N E D G T M A R V P E I S E I A K S H Q L K M I T I K D L I E Y R Y N I T T L V N R E V D I T L P T D F G T F R V Y G Y T N E V D G K E H L A F V M G D V P F N S G P V L V R V H S E C L T G D V F A S H R C D C G P Q L H A A L R Q I A E E G R G V L L Y L R Q E G R G I G L I N K L K A Y R L Q E Q G Y D T V E A N E A L G F L P D L R N Y G I G A Q I L R D L G V Q H M K L L T N N P R K I A G L E G Y G L S I S D R V P L Q M E A S E H N K Q Y L Q T K M K K L G H L L H F
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 328 328 Proton acceptor; for GTP cyclohydrolase activity. {ECO:0000255|HAMAP-Rule:MF_01283}.; ACT_SITE 330 330 Nucleophile; for GTP cyclohydrolase activity. {ECO:0000255|HAMAP-Rule:MF_01283}.
Pfam	PF00926 PF00925
InterPro	IPR017945 IPR000422 IPR032677 IPR000926 IPR036144 IPR016299