Uniprot ID	A4SFY4
Uniprot Name	RIBBA_CHLPM
Taxonomy ID	290318
Sequence	M E N K R I D T I E S A L E D I G Q G K L V I V I D D E E R E N E G D F I A A A D K V T T E M I N F I T K E A R G L L C V A V T M D R A K E L Q L E P M V Q R N T S Q H E T N F T V S V D A I A E G V T T G I S V Y D R A M T I K M L G D E T S H A D S F S R P G H I F P L R A M D G G V L R R V G H T E A A V D L A R L A G C S P V G L L C E I L H E D G S M A R L A D L M T I K E K F G L K L I T I K D L V A F Q M R R S K L V Q R A V E S N I P T A Y G E F R L M A Y E S F T D Q Q N H M A F V K G D V S T D E P V L V R V H S Q C A T G D T F A S L R C D C G N Q L A S A L R M I E K E G R G V L V Y L M Q E G R G I G L I N K L K A Y N L Q D D G F D T V E A N E E L G F K A D L R D Y G I G A Q I L Q D L G V R K M R L M T N N P K K V V G L E G Y G L E I V E R V P L E I E P N A V N K T Y L E T K R D K M G H M I S C S C G S G N H
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