Uniprot ID	Q6G8G1
Uniprot Name	RIBBA_STAAS
Taxonomy ID	282459
Sequence	M Q F D N I D S A L M A L K N G E T I I V V D D E N R E N E G D L V A V T E W M N D N T I N F M A K E A R G L I C A P V S K D I A Q R L D L V Q M V D D N S D I F G T Q F T V S I D H V D T T T G I S A Y E R T L T A K K L I D P S S E A K D F N R P G H L F P L V A Q D K G V L A R N G H T E A A V D L A K L T G A K P A G V I C E I M N D D G T M A K G Q D L Q K F K E K H Q L K M I T I D D L I E Y R K K L E P E I E F K A K V K M P T D F G T F D M Y G F K A T Y T D E E I V V L T K G A I R Q H E N V R L H S A C L T G D I F H S Q R C D C G A Q L E S S M K Y I N E H G G M I I Y L P Q E G R G I G L L N K L R A Y E L I E Q G Y D T V T A N L A L G F D E D L R D Y H I A A Q I L K Y F N I E H I N L L S N N P S K F E G L K Q Y G I D I A E R I E V I V P E T V H N H D Y M E T K K I K M G H L I
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 325 325 Proton acceptor; for GTP cyclohydrolase activity. {ECO:0000255|HAMAP-Rule:MF_01283}.; ACT_SITE 327 327 Nucleophile; for GTP cyclohydrolase activity. {ECO:0000255|HAMAP-Rule:MF_01283}.
Pfam	PF00926 PF00925
InterPro	IPR017945 IPR000422 IPR032677 IPR000926 IPR036144 IPR016299