Uniprot ID	Q9PLJ5
Uniprot Name	RIBBA_CHLMU
Taxonomy ID	243161
Sequence	M V T C E A G I A S V Q Q A I K D I A D G N F V I V I D R E S R E N E G D L I L A G E K V S A E K M A F L L S H T T G I V C A S V T R E Q A R V L D L P A M V Q E N Q C A F K T A F T V S V D A S S G I T T G V S A A D R T R T V Q L L S D P T S I S Q S F V R P G H V F P L V S Q P G G V V K R P G H T E A S M D L M R L A G M Y P C G I F A E L V N A D H S M M R Q Q Q I L D F A E Q H G F T V I T V D D L I T Y R W T F D S L V E H V S S A R I P T K Y G E F F I H V Y K S I I D G T E H F A L V K G D I R E Q E S V P V R V H S E C L T G D V L G S C R C D C G A Q L D M A M R Y I A E Q G L G V I V Y L R G Q E G R G I G F G H K I Q A Y A L Q D L G Y D T V E A N L Q L S F P I D A R E Y G V A A Q I L K D L R L T S V R L I T H N P K K F F E L Q R L G I H I L D R I V L P V I V S S E N E R Y L R T K K D R M G H W L N F P V L N E S E D E Y E T V E R T S C C
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