Uniprot ID	O84736
Uniprot Name	RIBBA_CHLTR
Taxonomy ID	272561
Sequence	M F T C E A G I A S V Q Q A I K D V A E G K F V I V I D A A S R E N E G D L I L A G E K V S T E K M S F L L S H T T G I V C A S L S R E Q A K S L D L P A M V Q D N Q C A F K T A F T V S V D A S S G V T T G V S A S D R T R T V Q L L A D P A A T A E S F V R P G H V F P L I S Q P G G A V Q R P G H T E A A M D L M R L A G M Q P C G I F A E L V N P D H S M M R Q Q Q V L A F A E Q H D L T V I T V D D L I T Y R Y T Y D S L V T K I S S A R L P T K Y G D F S I H V Y E S I I D G T Q H F A L V K G D I H E Q E A V P V R V H S E C L T G D I L G S C R C D C G A Q L D M A M R Y I A E E G L G V I V Y L R G Q E G R G I G F G H K I R A Y A L Q D L G Y D T V D A N L Q L G F P I D A R E Y G M A A Q V L K D L Q L T S V R L I T H N P R K F F E L Q R L G I H V L D R I I L P V S I S T E N E G Y L R T K K E R M G H W L D L P V L D D V E E E Y E T V E R M S C R
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 335 335 Proton acceptor; for GTP cyclohydrolase activity. {ECO:0000255|HAMAP-Rule:MF_01283}.; ACT_SITE 337 337 Nucleophile; for GTP cyclohydrolase activity. {ECO:0000255|HAMAP-Rule:MF_01283}.
Pfam	PF00926 PF00925
InterPro	IPR017945 IPR000422 IPR032677 IPR000926 IPR036144 IPR016299