ID   GCH4_STAES              Reviewed;         292 AA.
AC   Q8CTR6;
DT   01-FEB-2005, integrated into UniProtKB/Swiss-Prot.
DT   01-MAR-2003, sequence version 1.
DT   25-MAY-2022, entry version 97.
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}; OrderedLocusNames=SE_0337;
OS   Staphylococcus epidermidis (strain ATCC 12228 / FDA PCI 1200).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Staphylococcaceae;
OC   Staphylococcus.
OX   NCBI_TaxID=176280;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 12228 / FDA PCI 1200;
RX   PubMed=12950922; DOI=10.1046/j.1365-2958.2003.03671.x;
RA   Zhang Y.-Q., Ren S.-X., Li H.-L., Wang Y.-X., Fu G., Yang J., Qin Z.-Q.,
RA   Miao Y.-G., Wang W.-Y., Chen R.-S., Shen Y., Chen Z., Yuan Z.-H.,
RA   Zhao G.-P., Qu D., Danchin A., Wen Y.-M.;
RT   "Genome-based analysis of virulence genes in a non-biofilm-forming
RT   Staphylococcus epidermidis strain (ATCC 12228).";
RL   Mol. Microbiol. 49:1577-1593(2003).
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}.
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DR   EMBL; AE015929; AAO03934.1; -; Genomic_DNA.
DR   RefSeq; NP_763892.1; NC_004461.1.
DR   RefSeq; WP_001832035.1; NZ_WBME01000045.1.
DR   AlphaFoldDB; Q8CTR6; -.
DR   SMR; Q8CTR6; -.
DR   STRING; 176280.SE_0337; -.
DR   EnsemblBacteria; AAO03934; AAO03934; SE_0337.
DR   GeneID; 50019500; -.
DR   KEGG; sep:SE_0337; -.
DR   PATRIC; fig|176280.10.peg.310; -.
DR   eggNOG; COG1469; Bacteria.
DR   HOGENOM; CLU_062816_1_1_9; -.
DR   OMA; PCSQGMS; -.
DR   UniPathway; UPA00848; UER00151.
DR   Proteomes; UP000001411; 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   HAMAP; MF_01527_B; GTP_cyclohydrol_B; 1.
DR   InterPro; IPR022838; GTP_cyclohydrolase_FolE2.
DR   InterPro; IPR003801; GTP_cyclohydrolase_FolE2/MptA.
DR   PANTHER; PTHR36445; PTHR36445; 1.
DR   Pfam; PF02649; GCHY-1; 1.
DR   TIGRFAMs; TIGR00294; TIGR00294; 1.
PE   3: Inferred from homology;
KW   Hydrolase.
FT   CHAIN           1..292
FT                   /note="GTP cyclohydrolase FolE2"
FT                   /id="PRO_0000147730"
FT   SITE            176
FT                   /note="May be catalytically important"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01527"
SQ   SEQUENCE   292 AA;  33634 MW;  F381EB4BE1C3E6AC CRC64;
     MTEFDLSTRE GRWKHFGSVD PVKGTKPTTK NEMTDLQSTH KNFLFEIEEV GIKNLTYPVL
     IDQYQTAGLF SFSTSLNKNE KGINMSRILE SVEKHYDNGI ELEFNTLHQL LRTLQDKMNQ
     NAAGVDVSGK WFFDRYSPVT NIKAVGHADV TYGLAIENHT VTRKELTIQA KVTTLCPCSK
     EISEYSAHNQ RGIVTVKAYL DKNNDVIDDY KDKILDAMEA NASSILYPIL KRPDEKRVTE
     RAYENPRFVE DLIRLIAADL VEFDWIEGFD IECRNEESIH QHDAFARLKY RK