ID   DGTP_ECOSM              Reviewed;         505 AA.
AC   B1LGW3;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   29-APR-2008, sequence version 1.
DT   25-MAY-2022, entry version 83.
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=EcSMS35_0172;
OS   Escherichia coli (strain SMS-3-5 / SECEC).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=439855;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=SMS-3-5 / SECEC;
RX   PubMed=18708504; DOI=10.1128/jb.00661-08;
RA   Fricke W.F., Wright M.S., Lindell A.H., Harkins D.M., Baker-Austin C.,
RA   Ravel J., Stepanauskas R.;
RT   "Insights into the environmental resistance gene pool from the genome
RT   sequence of the multidrug-resistant environmental isolate Escherichia coli
RT   SMS-3-5.";
RL   J. Bacteriol. 190:6779-6794(2008).
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; CP000970; ACB17804.1; -; Genomic_DNA.
DR   RefSeq; WP_000057067.1; NC_010498.1.
DR   AlphaFoldDB; B1LGW3; -.
DR   SMR; B1LGW3; -.
DR   EnsemblBacteria; ACB17804; ACB17804; EcSMS35_0172.
DR   GeneID; 66671550; -.
DR   KEGG; ecm:EcSMS35_0172; -.
DR   HOGENOM; CLU_028163_2_1_6; -.
DR   OMA; ICYTIID; -.
DR   Proteomes; UP000007011; 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_1000116442"
FT   DOMAIN          66..273
FT                   /note="HD"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU01175"
SQ   SEQUENCE   505 AA;  59355 MW;  96956833DAE942A1 CRC64;
     MAQIDFRKKI NWHRRYRSPQ GVKTEHEILR IFESDRGRII NSPAIRRLQQ KTQVFPLERN
     AAVRTRLTHS MEVQQVGRYI AKEILSRLKE LKLLEAYGLD ELTGPFESIV EMSCLMHDIG
     NPPFGHFGEA AINDWFRQRL HPEDAESQPL TDDRCSVAAL RLRDGEEPLN ELRRKIRQDL
     CHFEGNAQGI RLVHTLMRMN LTWAQVGGIL KYTRPAWWRG ETPETHHYLM KKPGYYLSEE
     AYIARLRKEL NLALYSRFPL TWIMEAADDI SYCVADLEDA VEKRIFTVEQ LYHHLHEAWG
     QHEKGSLFSL VVENAWEKSR SNSLSRSTED QFFMYLRVNT LNKLVPYAAQ RFIDNLPAIF
     AGTFNHALLE DASECSDLLK LYKNVAVKHV FSHPDVEQLE LQGYRVISGL LEIYRPLLSL
     SLSDFTELVE KERVKRFPIE SRLFHKLSTR HRLAYVEAVS KLPSDSPEFP LWEYYYRCRL
     LQDYISGMTD LYAWDEYRRL MAVEQ