ID A0A1G1P7Q0_9BACT Unreviewed; 856 AA.
AC A0A1G1P7Q0;
DT 15-FEB-2017, integrated into UniProtKB/TrEMBL.
DT 15-FEB-2017, sequence version 1.
DT 27-MAR-2024, entry version 33.
DE RecName: Full=DNA polymerase I {ECO:0000256|ARBA:ARBA00020311, ECO:0000256|RuleBase:RU004460};
DE EC=2.7.7.7 {ECO:0000256|ARBA:ARBA00012417, ECO:0000256|RuleBase:RU004460};
GN Name=polA {ECO:0000256|RuleBase:RU004460};
GN ORFNames=A3C36_06975 {ECO:0000313|EMBL:OGX37925.1};
OS Omnitrophica WOR_2 bacterium RIFCSPHIGHO2_02_FULL_52_10.
OC Bacteria; Candidatus Omnitrophota.
OX NCBI_TaxID=1801858 {ECO:0000313|EMBL:OGX37925.1, ECO:0000313|Proteomes:UP000177305};
RN [1] {ECO:0000313|EMBL:OGX37925.1, ECO:0000313|Proteomes:UP000177305}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX PubMed=27774985; DOI=10.1038/ncomms13219;
RA Anantharaman K., Brown C.T., Hug L.A., Sharon I., Castelle C.J.,
RA Probst A.J., Thomas B.C., Singh A., Wilkins M.J., Karaoz U., Brodie E.L.,
RA Williams K.H., Hubbard S.S., Banfield J.F.;
RT "Thousands of microbial genomes shed light on interconnected biogeochemical
RT processes in an aquifer system.";
RL Nat. Commun. 7:13219-13219(2016).
CC -!- FUNCTION: In addition to polymerase activity, this DNA polymerase
CC exhibits 5'-3' exonuclease activity. {ECO:0000256|RuleBase:RU004460}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 2'-deoxyribonucleoside 5'-triphosphate + DNA(n) =
CC diphosphate + DNA(n+1); Xref=Rhea:RHEA:22508, Rhea:RHEA-COMP:17339,
CC Rhea:RHEA-COMP:17340, ChEBI:CHEBI:33019, ChEBI:CHEBI:61560,
CC ChEBI:CHEBI:173112; EC=2.7.7.7;
CC Evidence={ECO:0000256|ARBA:ARBA00024632,
CC ECO:0000256|RuleBase:RU004460};
CC -!- SIMILARITY: Belongs to the DNA polymerase type-A family.
CC {ECO:0000256|ARBA:ARBA00007705, ECO:0000256|RuleBase:RU004460}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:OGX37925.1}.
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DR EMBL; MHGR01000026; OGX37925.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1G1P7Q0; -.
DR Proteomes; UP000177305; Unassembled WGS sequence.
DR GO; GO:0008408; F:3'-5' exonuclease activity; IEA:InterPro.
DR GO; GO:0003677; F:DNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0003887; F:DNA-directed DNA polymerase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006281; P:DNA repair; IEA:UniProtKB-UniRule.
DR GO; GO:0006261; P:DNA-templated DNA replication; IEA:UniProtKB-UniRule.
DR CDD; cd08637; DNA_pol_A_pol_I_C; 1.
DR CDD; cd06140; DNA_polA_I_Bacillus_like_exo; 1.
DR CDD; cd09898; H3TH_53EXO; 1.
DR CDD; cd09859; PIN_53EXO; 1.
DR Gene3D; 3.30.70.370; -; 1.
DR Gene3D; 1.10.150.20; 5' to 3' exonuclease, C-terminal subdomain; 2.
DR Gene3D; 3.40.50.1010; 5'-nuclease; 1.
DR Gene3D; 3.30.420.10; Ribonuclease H-like superfamily/Ribonuclease H; 1.
DR InterPro; IPR002562; 3'-5'_exonuclease_dom.
DR InterPro; IPR020046; 5-3_exonucl_a-hlix_arch_N.
DR InterPro; IPR002421; 5-3_exonuclease.
DR InterPro; IPR036279; 5-3_exonuclease_C_sf.
DR InterPro; IPR019760; DNA-dir_DNA_pol_A_CS.
DR InterPro; IPR001098; DNA-dir_DNA_pol_A_palm_dom.
DR InterPro; IPR043502; DNA/RNA_pol_sf.
DR InterPro; IPR020045; DNA_polI_H3TH.
DR InterPro; IPR018320; DNA_polymerase_1.
DR InterPro; IPR002298; DNA_polymerase_A.
DR InterPro; IPR008918; HhH2.
DR InterPro; IPR029060; PIN-like_dom_sf.
DR InterPro; IPR012337; RNaseH-like_sf.
DR InterPro; IPR036397; RNaseH_sf.
DR NCBIfam; TIGR00593; pola; 1.
DR PANTHER; PTHR10133; DNA POLYMERASE I; 1.
DR PANTHER; PTHR10133:SF62; DNA POLYMERASE THETA; 1.
DR Pfam; PF01367; 5_3_exonuc; 1.
DR Pfam; PF02739; 5_3_exonuc_N; 1.
DR Pfam; PF00476; DNA_pol_A; 1.
DR Pfam; PF01612; DNA_pol_A_exo1; 1.
DR PRINTS; PR00868; DNAPOLI.
DR SMART; SM00475; 53EXOc; 1.
DR SMART; SM00279; HhH2; 1.
DR SMART; SM00482; POLAc; 1.
DR SUPFAM; SSF47807; 5' to 3' exonuclease, C-terminal subdomain; 1.
DR SUPFAM; SSF56672; DNA/RNA polymerases; 1.
DR SUPFAM; SSF88723; PIN domain-like; 1.
DR SUPFAM; SSF53098; Ribonuclease H-like; 1.
DR PROSITE; PS00447; DNA_POLYMERASE_A; 1.
PE 3: Inferred from homology;
KW DNA damage {ECO:0000256|ARBA:ARBA00022763, ECO:0000256|RuleBase:RU004460};
KW DNA repair {ECO:0000256|ARBA:ARBA00023204, ECO:0000256|RuleBase:RU004460};
KW DNA replication {ECO:0000256|ARBA:ARBA00022705,
KW ECO:0000256|RuleBase:RU004460};
KW DNA-binding {ECO:0000256|ARBA:ARBA00023125, ECO:0000256|RuleBase:RU004460};
KW DNA-directed DNA polymerase {ECO:0000256|ARBA:ARBA00022932,
KW ECO:0000256|RuleBase:RU004460}; Hydrolase {ECO:0000256|ARBA:ARBA00022801};
KW Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695,
KW ECO:0000256|RuleBase:RU004460};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU004460}.
FT DOMAIN 4..260
FT /note="5'-3' exonuclease"
FT /evidence="ECO:0000259|SMART:SM00475"
FT DOMAIN 611..818
FT /note="DNA-directed DNA polymerase family A palm"
FT /evidence="ECO:0000259|SMART:SM00482"
SQ SEQUENCE 856 AA; 96279 MW; 3CE0FB2FB6762373 CRC64;
MAQAKIFLID GHALCYRSFY AIKALATSKG QPTNAVFGFV RYILKIFEEH RPEYMAVCFD
FPGKTRRQEK FAAYKIQRPP MPEELRGQIP VIKDIMSAMN VAAFEMEGFE ADDLIATISQ
KFSREGVGIV IVSDDKDLYQ LAGTQVRFLG SKNGTVLDDK ELQEKLGFKP EHIVDYIGLA
GDSSDNIPGV TGIGKVNAQQ LIKEFGTLEG IIEHLEKAES LKAKEKLIME QRQTALLSKE
LAVLDKNVPI QCPLEKLKVR GPDKERLFTI FKDLEFRALS DEFKPGKGAA SPDLAEIKEP
AEVKDLVKRI EKNKQFTFSI ALGGDGGIFL SRAVYATLKD DHGFVLDVQH IALLKPVFED
SGILKVTYNI KEQYKALSAY KIDVHGDVFD VMLAGYLLGA YAAAGSISNL VWHYLKRSID
EEAPEAAQVQ SVRQLYPVLL KELESKSMLS LYRDIELPLA RVLAVIEQNG IKLDLPLLKK
LSAECAGKID ELTAALYEMA GEEFNLNSPK QLSHILFDKL QLPVMKRTKT GNSTDESVLI
ALAELHVFPS LILQYRQLAK LKSTYIDALP KMADPKTHRI HAQFNQTGTE TGRLSSSQPN
LQNIPIRTEL GRQIRKAFIP ADKHSVILAA DYSQIELRVL AHLSGDENLI KAFQRGEDIH
TYTASLIFEV DEREVTPEMR NSAKRVNFGI IYGISAFGLA NDLKVSQAEA QEFIDRYFSR
YPAVKAFMDR EIKECEKNGY IVTLFNRRRY LPEIHSKNGA MKQFAQRQAI NTPVQGSAAD
MLKIAMVRIQ SDIERRGLKT KMISTVHDEL VFEMPPAEKQ EMVGLIRRHM EHAVELKVPV
KVSVKVGQNW LDMEEV
//
