ID   GCH4_DICTD              Reviewed;         257 AA.
AC   B8DZH0;
DT   22-SEP-2009, integrated into UniProtKB/Swiss-Prot.
DT   03-MAR-2009, sequence version 1.
DT   03-AUG-2022, entry version 66.
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=Dtur_0615;
OS   Dictyoglomus turgidum (strain DSM 6724 / Z-1310).
OC   Bacteria; Dictyoglomi; Dictyoglomales; Dictyoglomaceae; Dictyoglomus.
OX   NCBI_TaxID=515635;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 6724 / Z-1310;
RX   PubMed=28066333; DOI=10.3389/fmicb.2016.01979;
RA   Brumm P.J., Gowda K., Robb F.T., Mead D.A.;
RT   "The complete genome sequence of hyperthermophile Dictyoglomus turgidum DSM
RT   6724 reveals a specialized carbohydrate fermentor.";
RL   Front. Microbiol. 7:1979-1979(2016).
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; CP001251; ACK41903.1; -; Genomic_DNA.
DR   RefSeq; WP_012582988.1; NC_011661.1.
DR   RefSeq; YP_002352517.1; NC_011661.1.
DR   AlphaFoldDB; B8DZH0; -.
DR   SMR; B8DZH0; -.
DR   STRING; 515635.Dtur_0615; -.
DR   EnsemblBacteria; ACK41903; ACK41903; Dtur_0615.
DR   KEGG; dtu:Dtur_0615; -.
DR   PATRIC; fig|515635.4.peg.652; -.
DR   eggNOG; COG1469; Bacteria.
DR   HOGENOM; CLU_062816_1_1_0; -.
DR   InParanoid; B8DZH0; -.
DR   OMA; PCSQGMS; -.
DR   OrthoDB; 757842at2; -.
DR   UniPathway; UPA00848; UER00151.
DR   Proteomes; UP000007719; Chromosome.
DR   GO; GO:0003933; F:GTP cyclohydrolase activity; IBA:GO_Central.
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; Reference proteome.
FT   CHAIN           1..257
FT                   /note="GTP cyclohydrolase FolE2"
FT                   /id="PRO_1000215389"
FT   SITE            143
FT                   /note="May be catalytically important"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01527"
SQ   SEQUENCE   257 AA;  29786 MW;  F662CF9D0E55F2BF CRC64;
     MKDVQNERDY RGIYLRKVGI KNIHWPIKII TKSGEYQSTV ANIDISVDLR EDLRGTHMSR
     FVEVLNGIDF LHPENLGKIL QEVREKLKAD SSHIKITFPY FIFKKTPVSQ IASPNMIECV
     IEAELSKKLY MIIGVKVPIH TLCPCSKEIS EYGAHNQRAI AEIYIKSKKL IWFEDLVEIA
     ERSASAPIYS LLKRPDEKYI TETAYNNPKF VEDVVRDIVS ELEKEPKISW YRVEVTSFES
     IHNHNAFACV EKGWIKK