ID A0A1F5Q951_9BACT Unreviewed; 579 AA.
AC A0A1F5Q951;
DT 15-FEB-2017, integrated into UniProtKB/TrEMBL.
DT 15-FEB-2017, sequence version 1.
DT 27-MAR-2024, entry version 24.
DE RecName: Full=DNA polymerase beta {ECO:0000256|ARBA:ARBA00020020};
DE EC=2.7.7.7 {ECO:0000256|ARBA:ARBA00012417};
DE EC=4.2.99.18 {ECO:0000256|ARBA:ARBA00012720};
DE AltName: Full=5'-deoxyribose-phosphate lyase {ECO:0000256|ARBA:ARBA00035717};
DE AltName: Full=AP lyase {ECO:0000256|ARBA:ARBA00035726};
GN ORFNames=A3J05_04445 {ECO:0000313|EMBL:OGE98729.1};
OS Candidatus Doudnabacteria bacterium RIFCSPLOWO2_02_FULL_48_13.
OC Bacteria; Candidatus Doudnabacteria.
OX NCBI_TaxID=1817845 {ECO:0000313|EMBL:OGE98729.1, ECO:0000313|Proteomes:UP000177235};
RN [1] {ECO:0000313|EMBL:OGE98729.1, ECO:0000313|Proteomes:UP000177235}
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 -!- CATALYTIC ACTIVITY:
CC Reaction=2'-deoxyribonucleotide-(2'-deoxyribose 5'-phosphate)-2'-
CC deoxyribonucleotide-DNA = a 3'-end 2'-deoxyribonucleotide-(2,3-
CC dehydro-2,3-deoxyribose 5'-phosphate)-DNA + a 5'-end 5'-monophospho-
CC 2'-deoxyribonucleoside-DNA + H(+); Xref=Rhea:RHEA:66592, Rhea:RHEA-
CC COMP:13180, Rhea:RHEA-COMP:16897, Rhea:RHEA-COMP:17067,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:136412, ChEBI:CHEBI:157695,
CC ChEBI:CHEBI:167181; EC=4.2.99.18;
CC Evidence={ECO:0000256|ARBA:ARBA00024490};
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 -!- CATALYTIC ACTIVITY:
CC Reaction=a 5'-end 2'-deoxyribose-2'-deoxyribonucleotide-DNA = (2E,4S)-
CC 4-hydroxypenten-2-al-5-phosphate + a 5'-end 5'-monophospho-2'-
CC deoxyribonucleoside-DNA + H(+); Xref=Rhea:RHEA:76255, Rhea:RHEA-
CC COMP:13180, Rhea:RHEA-COMP:18657, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:136412, ChEBI:CHEBI:195194, ChEBI:CHEBI:195195;
CC Evidence={ECO:0000256|ARBA:ARBA00035582};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496}.
CC Nucleus {ECO:0000256|ARBA:ARBA00004123}.
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:OGE98729.1}.
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DR EMBL; MFFF01000027; OGE98729.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1F5Q951; -.
DR Proteomes; UP000177235; Unassembled WGS sequence.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0003677; F:DNA binding; IEA:InterPro.
DR GO; GO:0003887; F:DNA-directed DNA polymerase activity; IEA:UniProtKB-KW.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0006281; P:DNA repair; IEA:UniProtKB-KW.
DR CDD; cd00141; NT_POLXc; 1.
DR CDD; cd07436; PHP_PolX; 1.
DR Gene3D; 1.10.150.20; 5' to 3' exonuclease, C-terminal subdomain; 1.
DR Gene3D; 3.30.460.10; Beta Polymerase, domain 2; 1.
DR Gene3D; 1.10.150.110; DNA polymerase beta, N-terminal domain-like; 1.
DR Gene3D; 3.30.210.10; DNA polymerase, thumb domain; 1.
DR Gene3D; 3.20.20.140; Metal-dependent hydrolases; 1.
DR InterPro; IPR002054; DNA-dir_DNA_pol_X.
DR InterPro; IPR010996; DNA_pol_b-like_N.
DR InterPro; IPR027421; DNA_pol_lamdba_lyase_dom_sf.
DR InterPro; IPR037160; DNA_Pol_thumb_sf.
DR InterPro; IPR002008; DNA_pol_X_beta-like.
DR InterPro; IPR003583; Hlx-hairpin-Hlx_DNA-bd_motif.
DR InterPro; IPR043519; NT_sf.
DR InterPro; IPR004013; PHP_dom.
DR InterPro; IPR003141; Pol/His_phosphatase_N.
DR InterPro; IPR016195; Pol/histidinol_Pase-like.
DR InterPro; IPR029398; PolB_thumb.
DR InterPro; IPR022311; PolX-like.
DR InterPro; IPR047967; PolX_PHP.
DR InterPro; IPR010994; RuvA_2-like.
DR PANTHER; PTHR36928; PHOSPHATASE YCDX-RELATED; 1.
DR PANTHER; PTHR36928:SF1; PHOSPHATASE YCDX-RELATED; 1.
DR Pfam; PF14791; DNA_pol_B_thumb; 1.
DR Pfam; PF14520; HHH_5; 1.
DR Pfam; PF14716; HHH_8; 1.
DR Pfam; PF02811; PHP; 1.
DR PIRSF; PIRSF005047; UCP005047_YshC; 1.
DR PRINTS; PR00870; DNAPOLXBETA.
DR SMART; SM00278; HhH1; 3.
DR SMART; SM00481; POLIIIAc; 1.
DR SMART; SM00483; POLXc; 1.
DR SUPFAM; SSF47802; DNA polymerase beta, N-terminal domain-like; 1.
DR SUPFAM; SSF81301; Nucleotidyltransferase; 1.
DR SUPFAM; SSF89550; PHP domain-like; 1.
DR SUPFAM; SSF47781; RuvA domain 2-like; 1.
PE 4: Predicted;
KW DNA damage {ECO:0000256|ARBA:ARBA00022763};
KW DNA repair {ECO:0000256|ARBA:ARBA00023204};
KW DNA synthesis {ECO:0000256|ARBA:ARBA00022634};
KW DNA-directed DNA polymerase {ECO:0000256|ARBA:ARBA00022932};
KW Methylation {ECO:0000256|ARBA:ARBA00022481};
KW Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695};
KW Sodium {ECO:0000256|ARBA:ARBA00023053};
KW Transferase {ECO:0000256|ARBA:ARBA00022679};
KW Ubl conjugation {ECO:0000256|ARBA:ARBA00022843}.
FT DOMAIN 1..316
FT /note="DNA-directed DNA polymerase X"
FT /evidence="ECO:0000259|SMART:SM00483"
FT DOMAIN 53..72
FT /note="Helix-hairpin-helix DNA-binding motif class 1"
FT /evidence="ECO:0000259|SMART:SM00278"
FT DOMAIN 93..112
FT /note="Helix-hairpin-helix DNA-binding motif class 1"
FT /evidence="ECO:0000259|SMART:SM00278"
FT DOMAIN 128..147
FT /note="Helix-hairpin-helix DNA-binding motif class 1"
FT /evidence="ECO:0000259|SMART:SM00278"
FT DOMAIN 346..426
FT /note="Polymerase/histidinol phosphatase N-terminal"
FT /evidence="ECO:0000259|SMART:SM00481"
SQ SEQUENCE 579 AA; 64760 MW; 2877D81E28AD0138 CRC64;
MKNSEMAKIL REIGGYYEMK NEPFKPRAYE RAADSLDALD EQAGQIYKEA GFKGLRTIPG
IGQGIAEHIE ELLKSGRLKK YDSLKKQMPV NLAELTSISG LGAKTAGELY KKLKIKNLKD
LKRAVASHRL QKIKGFGKKT EENIVKALES KGTATQRYLL GYIYPIIERL RVKLESSGQF
EKLIVGGSYR RKQETVGDID VLAIAKNPKQ AMDYFVNLPE AGQVVAHGVT KSAIRLNNGI
QVDLLVVPPK SWGAAMIYFT GDLAHNIKMR KIAIDKGWKL SGTGLYKGKK LIAGISEEEV
YKKLGLKQVP PPEIRTDSGE IEAALRQAQG KPGGLPKLIE YDEVRGDLQV QTSWTDGKAS
IEDMAMAAMA LGREYIAITD HTKTLYMTGG LDEKKILQQG KEIERVNKKL RGKIRILKGA
EVNILKDGTL DIADSTLAKL DVVGASIHSH FKLSREDQTK RIIRALSNPN VDIFFHPTTR
IIQRRDPIDF DFEEVLKAAK KYRAALEINS YPDRLDLHDK MIRQTVEAGV KLVINTDAHA
PKHLEFIQYG IAQARRGWAT KKDILNTMTA EELLQYLTK
//
