Uniprot ID	Q7MWK9
Uniprot Name	RIBBA_PORGI
Taxonomy ID	242619
Sequence	M E E I K L N T I E E A L E D F K E G K F L I V V D D E D R E N E G D F I I A A E K I T P D K V N F M M H H G R G V L C A P I S E E R A H E L E L E M Q V P D N T S V H E T P F T V T V D R L G N G C T T G V S M Y D R A Q T I L A L A D P N T R P S D L G R P G H I C P L R A R S R G V L R R A G H T E A A V D L A R L C G M Q P A A A L I E I I N E D G T M A R L P Q L W E V S K R F G L K I I A I K D L I A Y R L K Q E S I V E K G V E V D M P T E Y G H F R L I P F R Q K S N G L E H I A L F K G T W D E N E P I L V R M H S S C A T G D I F G S M R C D C G G Q L L Q A M E K I E K E G K G A I I Y L N Q E G R G I G L M E K M K A Y K L Q E Q G M D T I D A N L C L G H K A D E R D Y G I G A Q I L R L L G I K K M R L M T N N P V K R I G L E A F G L E I V E N I P L E T A P N R Y N E F Y L R T K K E R M G H E L H N I K
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 333 333 Proton acceptor; for GTP cyclohydrolase activity. {ECO:0000255|HAMAP-Rule:MF_01283}.; ACT_SITE 335 335 Nucleophile; for GTP cyclohydrolase activity. {ECO:0000255|HAMAP-Rule:MF_01283}.
Pfam	PF00926 PF00925
InterPro	IPR017945 IPR000422 IPR032677 IPR000926 IPR036144 IPR016299