ID   DGTP_ECO45              Reviewed;         505 AA.
AC   B7MBE3;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   10-FEB-2009, sequence version 1.
DT   25-MAY-2022, entry version 78.
DE   RecName: Full=Deoxyguanosinetriphosphate triphosphohydrolase {ECO:0000255|HAMAP-Rule:MF_00030};
DE            Short=dGTP triphosphohydrolase {ECO:0000255|HAMAP-Rule:MF_00030};
DE            Short=dGTPase {ECO:0000255|HAMAP-Rule:MF_00030};
DE            EC=3.1.5.1 {ECO:0000255|HAMAP-Rule:MF_00030};
GN   Name=dgt {ECO:0000255|HAMAP-Rule:MF_00030}; OrderedLocusNames=ECS88_0171;
OS   Escherichia coli O45:K1 (strain S88 / ExPEC).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=585035;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=S88 / ExPEC;
RX   PubMed=19165319; DOI=10.1371/journal.pgen.1000344;
RA   Touchon M., Hoede C., Tenaillon O., Barbe V., Baeriswyl S., Bidet P.,
RA   Bingen E., Bonacorsi S., Bouchier C., Bouvet O., Calteau A., Chiapello H.,
RA   Clermont O., Cruveiller S., Danchin A., Diard M., Dossat C., Karoui M.E.,
RA   Frapy E., Garry L., Ghigo J.M., Gilles A.M., Johnson J., Le Bouguenec C.,
RA   Lescat M., Mangenot S., Martinez-Jehanne V., Matic I., Nassif X., Oztas S.,
RA   Petit M.A., Pichon C., Rouy Z., Ruf C.S., Schneider D., Tourret J.,
RA   Vacherie B., Vallenet D., Medigue C., Rocha E.P.C., Denamur E.;
RT   "Organised genome dynamics in the Escherichia coli species results in
RT   highly diverse adaptive paths.";
RL   PLoS Genet. 5:E1000344-E1000344(2009).
CC   -!- FUNCTION: dGTPase preferentially hydrolyzes dGTP over the other
CC       canonical NTPs. {ECO:0000255|HAMAP-Rule:MF_00030}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=dGTP + H2O = 2'-deoxyguanosine + H(+) + triphosphate;
CC         Xref=Rhea:RHEA:15193, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:17172, ChEBI:CHEBI:18036, ChEBI:CHEBI:61429; EC=3.1.5.1;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00030};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00030};
CC   -!- SUBUNIT: Homotetramer. {ECO:0000255|HAMAP-Rule:MF_00030}.
CC   -!- SIMILARITY: Belongs to the dGTPase family. Type 1 subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_00030}.
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DR   EMBL; CU928161; CAR01536.1; -; Genomic_DNA.
DR   RefSeq; WP_000057086.1; NC_011742.1.
DR   AlphaFoldDB; B7MBE3; -.
DR   SMR; B7MBE3; -.
DR   EnsemblBacteria; CAR01536; CAR01536; ECS88_0171.
DR   KEGG; ecz:ECS88_0171; -.
DR   HOGENOM; CLU_028163_2_1_6; -.
DR   OMA; ICYTIID; -.
DR   Proteomes; UP000000747; Chromosome.
DR   GO; GO:0008832; F:dGTPase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0006203; P:dGTP catabolic process; IEA:InterPro.
DR   CDD; cd00077; HDc; 1.
DR   Gene3D; 1.10.3410.10; -; 1.
DR   HAMAP; MF_00030; dGTPase_type1; 1.
DR   InterPro; IPR023293; dGTP_triP_hydro_central_sf.
DR   InterPro; IPR006261; dNTPase.
DR   InterPro; IPR020779; dNTPase_1.
DR   InterPro; IPR003607; HD/PDEase_dom.
DR   InterPro; IPR006674; HD_domain.
DR   InterPro; IPR026875; PHydrolase_assoc_dom.
DR   PANTHER; PTHR11373:SF32; PTHR11373:SF32; 1.
DR   Pfam; PF01966; HD; 1.
DR   Pfam; PF13286; HD_assoc; 1.
DR   SMART; SM00471; HDc; 1.
DR   TIGRFAMs; TIGR01353; dGTP_triPase; 1.
DR   PROSITE; PS51831; HD; 1.
PE   3: Inferred from homology;
KW   Hydrolase; Magnesium.
FT   CHAIN           1..505
FT                   /note="Deoxyguanosinetriphosphate triphosphohydrolase"
FT                   /id="PRO_1000116438"
FT   DOMAIN          66..273
FT                   /note="HD"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU01175"
SQ   SEQUENCE   505 AA;  59374 MW;  C2488EDEC086129E CRC64;
     MAQIDFRKKI NWHRRYRSPQ GVKTEHEILR IFESDRGRII NSPAIRRLQQ KTQVFPLERN
     AAVRTRLTHS MEVQQVGRYI AKEILSRLKE LKLLEAYGLD ELTGPFESIV EMSCLMHDIG
     NPPFGHFGEA AINDWFRQRL YPEDAESQPL TDDRCSVAAL RLRDGEEPLN ALRRKIRQDL
     CHFEGNAQGI RLVHTLMRMN LTWAQVGGIL KYTRPAWWRG ETPETHHYLM KKPGYYLSEE
     AYIARLRKEL NLALYSRFPL TWIMEAADDI SYCVADLEDA VEKRIFTVEQ LYHHLHEAWG
     QHEKGSLFSL VVENAWEKSR SNSLSRSTED QFFMYLRVNT LNKLVPYAAQ RFIDNLPAIF
     AGTFNHALLE DASECSDLLK LYKNVAVKHV FSHPDVEQLE LQGYRVISGL LEIYRPLLNL
     PLSDFTELVE KERVKRFPIE TRLFHKLSTR HRLAYVEAVS KLPSDSPEFP LWEYYYRCRL
     LQDYISGMTD LYAWDEYRRL MAVEQ