GCH1_STRA3
ID GCH1_STRA3 Reviewed; 187 AA.
AC Q8E549;
DT 16-JAN-2004, integrated into UniProtKB/Swiss-Prot.
DT 01-MAR-2003, sequence version 1.
DT 03-AUG-2022, entry version 98.
DE RecName: Full=GTP cyclohydrolase 1 {ECO:0000255|HAMAP-Rule:MF_00223};
DE EC=3.5.4.16 {ECO:0000255|HAMAP-Rule:MF_00223};
DE AltName: Full=GTP cyclohydrolase I {ECO:0000255|HAMAP-Rule:MF_00223};
DE Short=GTP-CH-I {ECO:0000255|HAMAP-Rule:MF_00223};
GN Name=folE {ECO:0000255|HAMAP-Rule:MF_00223}; OrderedLocusNames=gbs1183;
OS Streptococcus agalactiae serotype III (strain NEM316).
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Streptococcaceae;
OC Streptococcus.
OX NCBI_TaxID=211110;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=NEM316;
RX PubMed=12354221; DOI=10.1046/j.1365-2958.2002.03126.x;
RA Glaser P., Rusniok C., Buchrieser C., Chevalier F., Frangeul L., Msadek T.,
RA Zouine M., Couve E., Lalioui L., Poyart C., Trieu-Cuot P., Kunst F.;
RT "Genome sequence of Streptococcus agalactiae, a pathogen causing invasive
RT neonatal disease.";
RL Mol. Microbiol. 45:1499-1513(2002).
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_00223};
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_00223}.
CC -!- SUBUNIT: Toroid-shaped homodecamer, composed of two pentamers of five
CC dimers. {ECO:0000250}.
CC -!- SIMILARITY: Belongs to the GTP cyclohydrolase I family.
CC {ECO:0000255|HAMAP-Rule:MF_00223}.
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; AL766849; CAD46842.1; -; Genomic_DNA.
DR RefSeq; WP_001133584.1; NC_004368.1.
DR AlphaFoldDB; Q8E549; -.
DR SMR; Q8E549; -.
DR STRING; 211110.gbs1183; -.
DR EnsemblBacteria; CAD46842; CAD46842; CAD46842.
DR KEGG; san:gbs1183; -.
DR eggNOG; COG0302; Bacteria.
DR HOGENOM; CLU_049768_3_3_9; -.
DR OMA; CEHMCMS; -.
DR UniPathway; UPA00848; UER00151.
DR Proteomes; UP000000823; Chromosome.
DR GO; GO:0005525; F:GTP binding; IEA:UniProtKB-KW.
DR GO; GO:0003934; F:GTP cyclohydrolase I activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0035998; P:7,8-dihydroneopterin 3'-triphosphate biosynthetic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0006730; P:one-carbon metabolic process; IEA:UniProtKB-UniRule.
DR GO; GO:0046654; P:tetrahydrofolate biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 1.10.286.10; -; 1.
DR Gene3D; 3.30.1130.10; -; 1.
DR HAMAP; MF_00223; FolE; 1.
DR InterPro; IPR043133; GTP-CH-I_C/QueF.
DR InterPro; IPR043134; GTP-CH-I_N.
DR InterPro; IPR001474; GTP_CycHdrlase_I.
DR InterPro; IPR018234; GTP_CycHdrlase_I_CS.
DR InterPro; IPR020602; GTP_CycHdrlase_I_dom.
DR PANTHER; PTHR11109; PTHR11109; 1.
DR Pfam; PF01227; GTP_cyclohydroI; 1.
DR TIGRFAMs; TIGR00063; folE; 1.
DR PROSITE; PS00859; GTP_CYCLOHYDROL_1_1; 1.
DR PROSITE; PS00860; GTP_CYCLOHYDROL_1_2; 1.
PE 3: Inferred from homology;
KW GTP-binding; Hydrolase; Metal-binding; Nucleotide-binding;
KW One-carbon metabolism; Zinc.
FT CHAIN 1..187
FT /note="GTP cyclohydrolase 1"
FT /id="PRO_0000119444"
FT BINDING 76
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00223"
FT BINDING 79
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00223"
FT BINDING 148
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00223"
SQ SEQUENCE 187 AA; 21307 MW; 0D85EB57DA937240 CRC64;
MPNQEKMEKA IYQFLEALGE NPDREGLKDT PKRVAKMYIE MFSGLNQDPK EQFTAVFSEN
HEEVVIVKDI PFYSMCEHHL VPFYGKAHIA YLPNDGRVTG LSKLARAFEV ASKRPQLQER
LTAQVAQALE DALAPKGIFV MIEAEHMCMT MRGIKKPGSK TITTVARGLY KDDRYERQEI
LSLIQKG
