ID GCH4_PSEA8 Reviewed; 298 AA. AC B7V776; DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot. DT 10-FEB-2009, sequence version 1. DT 27-MAR-2024, entry version 64. 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=PLES_59351; OS Pseudomonas aeruginosa (strain LESB58). OC Bacteria; Pseudomonadota; Gammaproteobacteria; Pseudomonadales; OC Pseudomonadaceae; Pseudomonas. OX NCBI_TaxID=557722; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=LESB58; RX PubMed=19047519; DOI=10.1101/gr.086082.108; RA Winstanley C., Langille M.G.I., Fothergill J.L., Kukavica-Ibrulj I., RA Paradis-Bleau C., Sanschagrin F., Thomson N.R., Winsor G.L., Quail M.A., RA Lennard N., Bignell A., Clarke L., Seeger K., Saunders D., Harris D., RA Parkhill J., Hancock R.E.W., Brinkman F.S.L., Levesque R.C.; RT "Newly introduced genomic prophage islands are critical determinants of in RT vivo competitiveness in the Liverpool epidemic strain of Pseudomonas RT aeruginosa."; RL Genome Res. 19:12-23(2009). 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; FM209186; CAW30689.1; -; Genomic_DNA. DR RefSeq; WP_003099665.1; NC_011770.1. DR AlphaFoldDB; B7V776; -. DR SMR; B7V776; -. DR KEGG; pag:PLES_59351; -. 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..298 FT /note="GTP cyclohydrolase FolE2" FT /id="PRO_1000185155" FT SITE 149 FT /note="May be catalytically important" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01527" SQ SEQUENCE 298 AA; 32416 MW; 56C9CF2B60280239 CRC64; MNALTLPDIA RQTTTADLPL DWVGMQGIAL PVQIGGQRVA AEADAGVSLD DPQARGIHMS RLYLALAELE QGELDLSCLR AVLQRFLDSH AGLSRRAYLR LRLAPLLRRP ALVSPLSGWK RYPLVLDTRL EGDDFQAEVH LELTYSSTCP CSAALARQLI QERFDQDFAG QPLDHASVLA WLGSSAGIVA TPHSQRSSAH LRIGLAEDCI GLPLEELADL GESALGTAVQ TAVKRADEQA FALANGQNLM FCEDAVRRLH RALQGYPQAS RFSIRVVHAE SLHAHDAVAE SHWQRGAA //