ID   DGTP_SALG2              Reviewed;         505 AA.
AC   B5RHE6;
DT   24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT   04-NOV-2008, 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=SG0212;
OS   Salmonella gallinarum (strain 287/91 / NCTC 13346).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Salmonella.
OX   NCBI_TaxID=550538;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=287/91 / NCTC 13346;
RX   PubMed=18583645; DOI=10.1101/gr.077404.108;
RA   Thomson N.R., Clayton D.J., Windhorst D., Vernikos G., Davidson S.,
RA   Churcher C., Quail M.A., Stevens M., Jones M.A., Watson M., Barron A.,
RA   Layton A., Pickard D., Kingsley R.A., Bignell A., Clark L., Harris B.,
RA   Ormond D., Abdellah Z., Brooks K., Cherevach I., Chillingworth T.,
RA   Woodward J., Norberczak H., Lord A., Arrowsmith C., Jagels K., Moule S.,
RA   Mungall K., Saunders M., Whitehead S., Chabalgoity J.A., Maskell D.,
RA   Humphreys T., Roberts M., Barrow P.A., Dougan G., Parkhill J.;
RT   "Comparative genome analysis of Salmonella enteritidis PT4 and Salmonella
RT   gallinarum 287/91 provides insights into evolutionary and host adaptation
RT   pathways.";
RL   Genome Res. 18:1624-1637(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; AM933173; CAR36119.1; -; Genomic_DNA.
DR   RefSeq; WP_000146448.1; NC_011274.1.
DR   AlphaFoldDB; B5RHE6; -.
DR   SMR; B5RHE6; -.
DR   EnsemblBacteria; CAR36119; CAR36119; SG0212.
DR   KEGG; seg:SG0212; -.
DR   HOGENOM; CLU_028163_2_1_6; -.
DR   OMA; ICYTIID; -.
DR   Proteomes; UP000008321; 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_1000090263"
FT   DOMAIN          66..273
FT                   /note="HD"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU01175"
SQ   SEQUENCE   505 AA;  59459 MW;  8ADFD8C571CDA522 CRC64;
     MASIDFRNKI NWHRRYRSPQ GVKTEHEILR IFESDRGRII NSPAIRRLQQ KTQVFPLERN
     AAVRTRLTHS MEVQQVGRYI AKEILSRLKE QNRLEEYGLD ALTGPFESIV EMACLMHDIG
     NPPFGHFGEA AINDWFRQRL HPEDAESQPL THDRCVVSSL RLQEGEENLN DIRRKVRQDI
     CHFEGNAQGI RLVHTLMRMN LTWAQVGGIL KYTRPAWWRG PVPDSHRYLM KKPGYYLSEE
     KYIARLRKEL QLAPYSRFPL TWIMEAADDI SYCVADLEDA VEKRIFSVEQ LYHHLYHAWG
     HHEKDSLFEL VVGNAWEKSR ANTLSRSTED QFFMYLRVNT LNKLVPYAAQ RFIDNLPQIF
     AGAFNQALLE DASGFSRLLE LYKNVAVEHV FSHPDVEQLE LQGYRVISGL LDIYQPLLSL
     SLNDFRELVE KERLKRFPIE SRLFQKLSTR HRLAYVEVVS KLPTDSAEYP VLEYYYRCRL
     IQDYISGMTD LYAWDEYRRL MAVEQ