ID GCH4_STAA3 Reviewed; 292 AA. AC Q2FJ74; DT 29-MAY-2007, integrated into UniProtKB/Swiss-Prot. DT 21-MAR-2006, sequence version 1. DT 27-MAR-2024, entry version 91. 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=SAUSA300_0551; OS Staphylococcus aureus (strain USA300). OC Bacteria; Bacillota; Bacilli; Bacillales; Staphylococcaceae; OC Staphylococcus. OX NCBI_TaxID=367830; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=USA300; RX PubMed=16517273; DOI=10.1016/s0140-6736(06)68231-7; RA Diep B.A., Gill S.R., Chang R.F., Phan T.H., Chen J.H., Davidson M.G., RA Lin F., Lin J., Carleton H.A., Mongodin E.F., Sensabaugh G.F., RA Perdreau-Remington F.; RT "Complete genome sequence of USA300, an epidemic clone of community- RT acquired meticillin-resistant Staphylococcus aureus."; RL Lancet 367:731-739(2006). 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; CP000255; ABD21051.1; -; Genomic_DNA. DR RefSeq; WP_000134232.1; NZ_CP027476.1. DR AlphaFoldDB; Q2FJ74; -. DR SMR; Q2FJ74; -. DR KEGG; saa:SAUSA300_0551; -. DR HOGENOM; CLU_062816_1_1_9; -. DR OMA; PCSQGMS; -. DR UniPathway; UPA00848; UER00151. DR Proteomes; UP000001939; Chromosome. 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..292 FT /note="GTP cyclohydrolase FolE2" FT /id="PRO_0000289524" FT SITE 176 FT /note="May be catalytically important" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01527" SQ SEQUENCE 292 AA; 33482 MW; 22E051A090E85536 CRC64; MTEFDLSTRE GRWKHFGSVD PIEGTKPTTK NEMTDLQSTH KDFLFEIEEV GIKNLVYPVL VDQYQTAGTF SFSTSLTKDE KGINMSRIIE SVEKHYDNGI ELEFNTLYQV LRTLQTNMKQ NAAGVDVSGK WFFDRYSPTT NIKAVGNADV TYGLAIDGDK VTRKELTIEA TVTTLCPCSK EISEYSAHNQ RGVVTVKTYI NKDQDIVDDY KNKILDAMEA NASSILYPIL KRPDEKRVTE RAYENPRFVE DLIRLIAADL VEFDWLDGFD IECRNEESIH QHDAFAKLKY RK //