ID   GCH4_XANC8              Reviewed;         311 AA.
AC   Q4UTV2;
DT   29-MAY-2007, integrated into UniProtKB/Swiss-Prot.
DT   05-JUL-2005, sequence version 1.
DT   27-MAR-2024, entry version 87.
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=XC_2471;
OS   Xanthomonas campestris pv. campestris (strain 8004).
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Xanthomonadales;
OC   Xanthomonadaceae; Xanthomonas.
OX   NCBI_TaxID=314565;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=8004;
RX   PubMed=15899963; DOI=10.1101/gr.3378705;
RA   Qian W., Jia Y., Ren S.-X., He Y.-Q., Feng J.-X., Lu L.-F., Sun Q.,
RA   Ying G., Tang D.-J., Tang H., Wu W., Hao P., Wang L., Jiang B.-L., Zeng S.,
RA   Gu W.-Y., Lu G., Rong L., Tian Y., Yao Z., Fu G., Chen B., Fang R.,
RA   Qiang B., Chen Z., Zhao G.-P., Tang J.-L., He C.;
RT   "Comparative and functional genomic analyses of the pathogenicity of
RT   phytopathogen Xanthomonas campestris pv. campestris.";
RL   Genome Res. 15:757-767(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}.
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DR   EMBL; CP000050; AAY49521.1; -; Genomic_DNA.
DR   RefSeq; WP_011036938.1; NC_007086.1.
DR   AlphaFoldDB; Q4UTV2; -.
DR   SMR; Q4UTV2; -.
DR   KEGG; xcb:XC_2471; -.
DR   HOGENOM; CLU_062816_0_0_6; -.
DR   UniPathway; UPA00848; UER00151.
DR   Proteomes; UP000000420; 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..311
FT                   /note="GTP cyclohydrolase FolE2"
FT                   /id="PRO_0000289531"
FT   SITE            155
FT                   /note="May be catalytically important"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01527"
SQ   SEQUENCE   311 AA;  34352 MW;  88C7E3A41A7F6C50 CRC64;
     MSTTLPDIAV TEPSALHAPL RWVGMQDIAI PVRLDEAEPS GTVAARAQVQ VDLPRPELKG
     IHMSRLYRLL DRHLEQPLSP AMLSQLLQAM IDSHADCGSR AARVSLAFEV MLRMPALRSE
     GLAGWRAYPV RIDAQSRAGR SEMRLQIDVL YASTCPCSAA LSRQLLSKAF AQQHAGQTAL
     RVEDVAQWLQ RNGSYATPHS QRSVAQVRVD LVARVQSFDI RALVLLCESA LATPVQAAVR
     RIDEQAFARL NGANLMYVED AARRLRKELA ERYASFHVAV RHFESLHAHD AVAETGSDAD
     VFHMIAESHG Q
//