DGTP_ECOLC
ID DGTP_ECOLC Reviewed; 505 AA.
AC B1IQI0;
DT 20-MAY-2008, integrated into UniProtKB/Swiss-Prot.
DT 29-APR-2008, sequence version 1.
DT 25-MAY-2022, entry version 84.
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=EcolC_3499;
OS Escherichia coli (strain ATCC 8739 / DSM 1576 / NBRC 3972 / NCIMB 8545 /
OS WDCM 00012 / Crooks).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Escherichia.
OX NCBI_TaxID=481805;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 8739 / DSM 1576 / NBRC 3972 / NCIMB 8545 / WDCM 00012 / Crooks;
RA Copeland A., Lucas S., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Bruce D., Goodwin L., Pitluck S., Kiss H., Brettin T., Detter J.C., Han C.,
RA Kuske C.R., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N.,
RA Mikhailova N., Ingram L., Richardson P.;
RT "Complete sequence of Escherichia coli C str. ATCC 8739.";
RL Submitted (FEB-2008) to the EMBL/GenBank/DDBJ databases.
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; CP000946; ACA79113.1; -; Genomic_DNA.
DR RefSeq; WP_000057067.1; NZ_CP022959.1.
DR AlphaFoldDB; B1IQI0; -.
DR SMR; B1IQI0; -.
DR GeneID; 66671550; -.
DR KEGG; ecl:EcolC_3499; -.
DR HOGENOM; CLU_028163_2_1_6; -.
DR OMA; ICYTIID; -.
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_1000074405"
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