ID GCH4_XANOM Reviewed; 306 AA. AC Q2P374; DT 29-MAY-2007, integrated into UniProtKB/Swiss-Prot. DT 07-FEB-2006, sequence version 1. DT 27-MAR-2024, entry version 88. DE RecName: Full=GTP cyclohydrolase FolE2 {ECO:0000255|HAMAP-Rule:MF_01527}; DE EC=3.5.4.16 {ECO:0000255|HAMAP-Rule:MF_01527}; GN Name=folE2 {ECO:0000255|HAMAP-Rule:MF_01527}; GN OrderedLocusNames=XOO2248; OS Xanthomonas oryzae pv. oryzae (strain MAFF 311018). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Xanthomonadales; OC Xanthomonadaceae; Xanthomonas. OX NCBI_TaxID=342109; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=MAFF 311018; RA Ochiai H., Inoue Y., Takeya M., Sasaki A., Kaku H.; RT "Genome sequence of Xanthomonas oryzae pv. oryzae suggests contribution of RT large numbers of effector genes and insertion sequences to its race RT diversity."; RL Jpn. Agric. Res. Q. 39:275-287(2005). CC -!- FUNCTION: Converts GTP to 7,8-dihydroneopterin triphosphate. CC {ECO:0000255|HAMAP-Rule:MF_01527}. CC -!- CATALYTIC ACTIVITY: CC Reaction=GTP + H2O = 7,8-dihydroneopterin 3'-triphosphate + formate + CC H(+); Xref=Rhea:RHEA:17473, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, CC ChEBI:CHEBI:15740, ChEBI:CHEBI:37565, ChEBI:CHEBI:58462; EC=3.5.4.16; CC Evidence={ECO:0000255|HAMAP-Rule:MF_01527}; CC -!- PATHWAY: Cofactor biosynthesis; 7,8-dihydroneopterin triphosphate CC biosynthesis; 7,8-dihydroneopterin triphosphate from GTP: step 1/1. CC {ECO:0000255|HAMAP-Rule:MF_01527}. CC -!- SIMILARITY: Belongs to the GTP cyclohydrolase IV family. CC {ECO:0000255|HAMAP-Rule:MF_01527}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; AP008229; BAE69003.1; -; Genomic_DNA. DR RefSeq; WP_011408568.1; NC_007705.1. DR AlphaFoldDB; Q2P374; -. DR SMR; Q2P374; -. DR KEGG; xom:XOO2248; -. DR HOGENOM; CLU_062816_0_0_6; -. DR UniPathway; UPA00848; UER00151. DR GO; GO:0003934; F:GTP cyclohydrolase I activity; IEA:UniProtKB-UniRule. DR GO; GO:0035998; P:7,8-dihydroneopterin 3'-triphosphate biosynthetic process; IEA:UniProtKB-UniPathway. DR Gene3D; 3.10.270.10; Urate Oxidase; 1. DR HAMAP; MF_01527_B; GTP_cyclohydrol_B; 1. DR InterPro; IPR022838; GTP_cyclohydrolase_FolE2. DR InterPro; IPR003801; GTP_cyclohydrolase_FolE2/MptA. DR PANTHER; PTHR36445; GTP CYCLOHYDROLASE MPTA; 1. DR PANTHER; PTHR36445:SF1; GTP CYCLOHYDROLASE MPTA; 1. DR Pfam; PF02649; GCHY-1; 1. PE 3: Inferred from homology; KW Hydrolase. FT CHAIN 1..306 FT /note="GTP cyclohydrolase FolE2" FT /id="PRO_0000289533" FT SITE 154 FT /note="May be catalytically important" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01527" SQ SEQUENCE 306 AA; 33383 MW; 7F85C6A280357FCF CRC64; MSATLPDVAV TEAFTLSAPL RWVGMQDIAI PVHLDAASGS GLAARASVQV DLPRAELKGI HMSRLYRLLD LHLQRPLSPA MLPQLLQALI ESHADCASRA ARLTLSFALM LRMPALRSEG LSGWRAYPVR IAAQCRAGRT TIQLQVEVLY ASTCPCSAAL SRQLLSDAFV QQHAWCDALP LQDVAQWLQD HGSYATPHSQ RSVAQVCVDL PADTQGFAIQ ELIGLCEQAL ATPVQAAVRR PDEQAFARLN GANLMYVEDA ARRLRKQLAE HYATFHVAVR HLESLHAHDA VAETGSDDET FFPAAL //