ID   GCH4_NEIMA              Reviewed;         298 AA.
AC   Q9JV35; A1IR51;
DT   01-FEB-2005, integrated into UniProtKB/Swiss-Prot.
DT   05-MAY-2009, sequence version 2.
DT   25-MAY-2022, entry version 89.
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=NMA1013;
OS   Neisseria meningitidis serogroup A / serotype 4A (strain DSM 15465 /
OS   Z2491).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Neisseriales; Neisseriaceae;
OC   Neisseria.
OX   NCBI_TaxID=122587;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 15465 / Z2491;
RX   PubMed=10761919; DOI=10.1038/35006655;
RA   Parkhill J., Achtman M., James K.D., Bentley S.D., Churcher C.M.,
RA   Klee S.R., Morelli G., Basham D., Brown D., Chillingworth T., Davies R.M.,
RA   Davis P., Devlin K., Feltwell T., Hamlin N., Holroyd S., Jagels K.,
RA   Leather S., Moule S., Mungall K.L., Quail M.A., Rajandream M.A.,
RA   Rutherford K.M., Simmonds M., Skelton J., Whitehead S., Spratt B.G.,
RA   Barrell B.G.;
RT   "Complete DNA sequence of a serogroup A strain of Neisseria meningitidis
RT   Z2491.";
RL   Nature 404:502-506(2000).
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}.
CC   -!- SEQUENCE CAUTION:
CC       Sequence=CAM08235.1; Type=Erroneous initiation; Evidence={ECO:0000305};
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; AL157959; CAM08235.1; ALT_INIT; Genomic_DNA.
DR   PIR; C81949; C81949.
DR   AlphaFoldDB; Q9JV35; -.
DR   SMR; Q9JV35; -.
DR   DNASU; 906989; -.
DR   EnsemblBacteria; CAM08235; CAM08235; NMA1013.
DR   KEGG; nma:NMA1013; -.
DR   HOGENOM; CLU_062816_1_1_4; -.
DR   UniPathway; UPA00848; UER00151.
DR   Proteomes; UP000000626; 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.
DR   TIGRFAMs; TIGR00294; TIGR00294; 1.
PE   3: Inferred from homology;
KW   Hydrolase.
FT   CHAIN           1..298
FT                   /note="GTP cyclohydrolase FolE2"
FT                   /id="PRO_0000147715"
FT   SITE            188
FT                   /note="May be catalytically important"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01527"
SQ   SEQUENCE   298 AA;  33296 MW;  0BF4D3CECF112242 CRC64;
     MQLLKASDII SHLQIDGIFP GGNAIPCTHL NNYMNIKEKQ LMNTIADVQS SRDLRNLPIN
     QVGIKDLRFP ITLQTAEGIQ STVARLTMTV YLPAEQKGTH MSRFVALMEQ HTEALDFAQL
     RRLTAEMVAL LDSRAGKISV SFPFFRKKTA PVSGIRSLLD YDVSLTGEMK DGAYGHSMKV
     MIPVTSLCPC SKEISQYGAH NQRSHVTVSL TADAEVGIEE VIDYVEAQAS CQLYGLLKRP
     DEKYVTEKAY ENPKFVEDMV RDVATSLIAD KRIKSFVVES ENFESIHNHS AYAYIAYP