ID   GCH42_BURO1             Reviewed;         269 AA.
AC   Q1BLY8;
DT   29-MAY-2007, integrated into UniProtKB/Swiss-Prot.
DT   11-JUL-2006, sequence version 1.
DT   27-MAR-2024, entry version 82.
DE   RecName: Full=GTP cyclohydrolase FolE2 2 {ECO:0000255|HAMAP-Rule:MF_01527};
DE            EC=3.5.4.16 {ECO:0000255|HAMAP-Rule:MF_01527};
GN   Name=folE2-2 {ECO:0000255|HAMAP-Rule:MF_01527};
GN   OrderedLocusNames=Bcen_4485;
OS   Burkholderia orbicola (strain AU 1054).
OC   Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC   Burkholderiaceae; Burkholderia; Burkholderia cepacia complex;
OC   Burkholderia orbicola.
OX   NCBI_TaxID=331271;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=AU 1054;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA   Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M.,
RA   Hauser L., Kyrpides N., Lykidis A., LiPuma J.J., Konstantinidis K.,
RA   Tiedje J.M., Richardson P.;
RT   "Complete sequence of chromosome 2 of Burkholderia cenocepacia AU 1054.";
RL   Submitted (MAY-2006) 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; CP000379; ABF79367.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q1BLY8; -.
DR   SMR; Q1BLY8; -.
DR   HOGENOM; CLU_062816_1_1_4; -.
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   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..269
FT                   /note="GTP cyclohydrolase FolE2 2"
FT                   /id="PRO_0000289475"
FT   SITE            154
FT                   /note="May be catalytically important"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01527"
SQ   SEQUENCE   269 AA;  30143 MW;  39A9ACB49B04B529 CRC64;
     MNQMNPAFVM PDVQSTVDTR QIPIQRVGVK AVRHPLTVCT ESGDVQPTVG VWNLDVRLPA
     DQKGTHMSRF VALLEENRAP LTVERFRAML ASMLVKLEAE AGRIEVTFPY FVNKTAPVSG
     VQSLLDYEVT LAGESRNGDT RLFLKVLVPV TSLCPCSKKI SQYGAHNQRS HVTIDAELAA
     DLPVEALIRI AEEEASCELW GLLKRPDEKF VTERAYENPK FVEDLVRDVA QRLDADERVV
     AYVLEAENFE SIHNHSAYAL IERDKRQAA
//