ID GCH4_STAA9 Reviewed; 292 AA. AC A5IQC0; DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot. DT 26-JUN-2007, sequence version 1. DT 27-MAR-2024, entry version 84. 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=SaurJH9_0589; OS Staphylococcus aureus (strain JH9). OC Bacteria; Bacillota; Bacilli; Bacillales; Staphylococcaceae; OC Staphylococcus. OX NCBI_TaxID=359786; RN [1] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RC STRAIN=JH9; RG US DOE Joint Genome Institute; RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., RA Glavina del Rio T., Hammon N., Israni S., Pitluck S., Chain P., RA Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M., RA Hauser L., Kyrpides N., Kim E., Tomasz A., Richardson P.; RT "Complete sequence of chromosome of Staphylococcus aureus subsp. aureus RT JH9."; RL Submitted (MAY-2007) to the EMBL/GenBank/DDBJ databases. 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; CP000703; ABQ48393.1; -; Genomic_DNA. DR RefSeq; WP_000134236.1; NC_009487.1. DR AlphaFoldDB; A5IQC0; -. DR SMR; A5IQC0; -. DR KEGG; saj:SaurJH9_0589; -. DR HOGENOM; CLU_062816_1_1_9; -. 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..292 FT /note="GTP cyclohydrolase FolE2" FT /id="PRO_1000087583" FT SITE 176 FT /note="May be catalytically important" FT /evidence="ECO:0000255|HAMAP-Rule:MF_01527" SQ SEQUENCE 292 AA; 33481 MW; 78EAF10A9A42553B CRC64; MTEFDLSTRE GRWKHFGSVD PIEGTKPTTK NEMTDLQSTH KDFLFEIEEV GIKNLVYPVL VDQYQTAGTF SFSTSLTKDE KGINMSRIIE SVEKHYDNGI ELEFNTLYQV LRTLQTNMKQ NAAGVDVSGK WFFDRYSPTT NIKAVGNADV TYGLAIDGDK VTRKELTIEA TVTTLCPCSK EISEYSAHNQ RGVVTVKTYI NKDQNIVDDY KNKILDAMEA NASSILYPIL KRPDEKRVTE RAYENPRFVE DLIRLIAADL VEFDWLDGFD IECRNEESIH QHDAFAKLKY RK //