ID   GCH4_DESDA              Reviewed;         260 AA.
AC   B8J1Q5;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   03-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 61.
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=Ddes_1766;
OS   Desulfovibrio desulfuricans (strain ATCC 27774 / DSM 6949 / MB).
OC   Bacteria; Proteobacteria; Deltaproteobacteria; Desulfovibrionales;
OC   Desulfovibrionaceae; Desulfovibrio.
OX   NCBI_TaxID=525146;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 27774 / DSM 6949 / MB;
RG   US DOE Joint Genome Institute;
RA   Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Tice H., Bruce D.,
RA   Goodwin L., Pitluck S., Sims D., Lu M., Kiss H., Meineke L., Brettin T.,
RA   Detter J.C., Han C., Larimer F., Land M., Hauser L., Kyrpides N.,
RA   Ovchinnikova G., Hazen T.C.;
RT   "Complete sequence of Desulfovibrio desulfuricans subsp. desulfuricans str.
RT   ATCC 27774.";
RL   Submitted (JAN-2009) 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; CP001358; ACL49663.1; -; Genomic_DNA.
DR   RefSeq; WP_012625387.1; NC_011883.1.
DR   AlphaFoldDB; B8J1Q5; -.
DR   SMR; B8J1Q5; -.
DR   STRING; 525146.Ddes_1766; -.
DR   EnsemblBacteria; ACL49663; ACL49663; Ddes_1766.
DR   KEGG; dds:Ddes_1766; -.
DR   eggNOG; COG1469; Bacteria.
DR   HOGENOM; CLU_062816_1_1_7; -.
DR   OMA; PCSQGMS; -.
DR   OrthoDB; 757842at2; -.
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   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.
FT   CHAIN           1..260
FT                   /note="GTP cyclohydrolase FolE2"
FT                   /id="PRO_1000185151"
FT   SITE            145
FT                   /note="May be catalytically important"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01527"
SQ   SEQUENCE   260 AA;  29705 MW;  C62D820FCCE2744C CRC64;
     MEDVQSHAPQ IPLNIDRVGV RELRLPLLVR DRTRGTQQTV ASVDLGVDLP SEFKGTHMSR
     FVEALEQWND EISYQSVRRL LQDIRQRLEA RRAYARFCFP YFISKAAPAS GSPALVSYQC
     RLTGELDDAG QHFILEVDVP VMTVCPCSKA ISNEGAHSQR AMVRMRLRMK AFSWLEDFID
     IAEASGSSAV YTLLKREDEK YVTEHAFAHP TFVEDVVRNV AQRLSEHGQV EWFSVEVESM
     ESIHNHNAFA RIERHISDRS