ID   GCH4_DESOH              Reviewed;         260 AA.
AC   A8ZUJ6;
DT   05-MAY-2009, integrated into UniProtKB/Swiss-Prot.
DT   15-JAN-2008, sequence version 1.
DT   25-MAY-2022, entry version 72.
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=Dole_2224;
OS   Desulfococcus oleovorans (strain DSM 6200 / JCM 39069 / Hxd3).
OC   Bacteria; Proteobacteria; Deltaproteobacteria; Desulfobacterales;
OC   Desulfosudaceae; Desulfosudis.
OX   NCBI_TaxID=96561;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 6200 / JCM 39069 / Hxd3;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Glavina del Rio T., Dalin E.,
RA   Tice H., Pitluck S., Kiss H., Brettin T., Bruce D., Detter J.C., Han C.,
RA   Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N., Kim E., Wawrik B.,
RA   Richardson P.;
RT   "Complete sequence of Desulfococcus oleovorans Hxd3.";
RL   Submitted (OCT-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}.
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DR   EMBL; CP000859; ABW68028.1; -; Genomic_DNA.
DR   RefSeq; WP_012175640.1; NC_009943.1.
DR   AlphaFoldDB; A8ZUJ6; -.
DR   SMR; A8ZUJ6; -.
DR   STRING; 96561.Dole_2224; -.
DR   EnsemblBacteria; ABW68028; ABW68028; Dole_2224.
DR   KEGG; dol:Dole_2224; -.
DR   eggNOG; COG1469; Bacteria.
DR   HOGENOM; CLU_062816_1_1_7; -.
DR   OMA; PCSQGMS; -.
DR   OrthoDB; 757842at2; -.
DR   UniPathway; UPA00848; UER00151.
DR   Proteomes; UP000008561; 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.
PE   3: Inferred from homology;
KW   Hydrolase; Reference proteome.
FT   CHAIN           1..260
FT                   /note="GTP cyclohydrolase FolE2"
FT                   /id="PRO_0000372027"
FT   SITE            146
FT                   /note="May be catalytically important"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01527"
SQ   SEQUENCE   260 AA;  29398 MW;  86A9DB2A2655B11C CRC64;
     MKDIQKERDF RNMPIDKVGI KNLKYPIRVL DRKNGCQQTV GTINMYVDLP HESKGTHMSR
     FVEMLHILQP EISPKTFSVI LDQMKKDLDA ASAHMEVTFP YFIEKAAPVS GTPGFMEYTC
     KLMGTSRADG RVDLVSEVVV PISSVCPCSK EISDGGAHNQ RGEVRLAIRS KKFVWIEDLI
     QLVEAAASCE LYSVLKRVDE KWVTEKGYQN PKFVEDIVRD VAVALKNDTN ITWFNISVEN
     FESIHNHSAY ATITCGRINP