ID A0A1V1V2J3_9CAUL Unreviewed; 970 AA.
AC A0A1V1V2J3;
DT 07-JUN-2017, integrated into UniProtKB/TrEMBL.
DT 07-JUN-2017, sequence version 1.
DT 27-MAR-2024, entry version 35.
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 ECO:0000313|EMBL:GAW42306.1};
GN ORFNames=SH203_02722 {ECO:0000313|EMBL:GAW42306.1};
OS Brevundimonas sp. SH203.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Caulobacterales;
OC Caulobacteraceae; Brevundimonas.
OX NCBI_TaxID=345167 {ECO:0000313|EMBL:GAW42306.1, ECO:0000313|Proteomes:UP000195546};
RN [1] {ECO:0000313|EMBL:GAW42306.1, ECO:0000313|Proteomes:UP000195546}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SH203 {ECO:0000313|EMBL:GAW42306.1,
RC ECO:0000313|Proteomes:UP000195546};
RA Suzuki T., Kikuchi M., Habu N., Konno N.;
RT "Draft Genome Sequence of Brevundimonas sp. SH203, producing Cellouronate
RT (beta-1,4-linked polyglucuronate) lyase.";
RL Submitted (MAR-2017) to the EMBL/GenBank/DDBJ databases.
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 -!- SUBUNIT: Single-chain monomer with multiple functions.
CC {ECO:0000256|ARBA:ARBA00011541}.
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:GAW42306.1}.
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DR EMBL; BDMM01000007; GAW42306.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1V1V2J3; -.
DR OrthoDB; 9806424at2; -.
DR Proteomes; UP000195546; 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; cd06139; DNA_polA_I_Ecoli_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; SM00474; 35EXOc; 1.
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};
KW Exonuclease {ECO:0000256|ARBA:ARBA00022839};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801};
KW Nuclease {ECO:0000256|ARBA:ARBA00022839};
KW Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695,
KW ECO:0000256|RuleBase:RU004460};
KW Reference proteome {ECO:0000313|Proteomes:UP000195546};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU004460}.
FT DOMAIN 23..283
FT /note="5'-3' exonuclease"
FT /evidence="ECO:0000259|SMART:SM00475"
FT DOMAIN 354..556
FT /note="3'-5' exonuclease"
FT /evidence="ECO:0000259|SMART:SM00474"
FT DOMAIN 724..930
FT /note="DNA-directed DNA polymerase family A palm"
FT /evidence="ECO:0000259|SMART:SM00482"
SQ SEQUENCE 970 AA; 105918 MW; 33E9CD7A6ED72CF8 CRC64;
MTETTAPEPT ETERQMTQDG PALRLWMIDA SAYIFRAYHA LPPLTRKSDG LPVGAVQGYC
NMLWKLLKDM KGADGPTHLV AIFDHSEKTF RNTLYDQYKA HRPPPPEDLV PQFPLVREAT
AAFGVHCVEL PGYEADDLIA TYACKARDRG GEAVIVSSDK DLMQLIGGGV VMWDPMKDRR
LAEPEVFEKF GVGPEKMVDL QALIGDSVDN VPGAPGIGPK TAAQLLDEYG DLDTLLANAG
EIKQPKRRQT LIDFADQIRL SRELVRLTCD APAPEAIDDF AVRDPDPATL SAFLEAMEFR
SLQRRVGDGK AGPSEVSAFA PKRAPNLSAP VATPRYGQVV DGPAEVQTFD HSTYECVQTE
EALDRWIARA TEVGVVGFDT ETDALSATHA GLCGVSLAVG PNEACYIPLT HEHEPQANDG
GLFGEPGEAR EPIHQLDKPP TLARLKTLLE NPSVLKVLQN AKYDIAVMAR RGIRVAPYDD
TMLISYVLEG GLHGHGMDEL ARLHLGHDPI PFKSVAGTGK SQKSFKHVAL RPASEYAAED
ADVTLRLWRI LKPRLAREGL STVYETLERG MPTVLAEMET AGVRIDPDRL KRLSSEFGLR
MAELEAEAER IAGRPFNIGS PRQIGEILFG ELNLPGGKKT ASGQWGTDAS VLEELALSHD
LPRTILDWRQ LSKLKGTYTD ALIAAADPKT DRVHTSYQLA AASTGRLASS DPNLQNIPIR
TETGREIRQA FIAAPGHVLI SADYSQIELR LLAHIGDIAE LKRAFKAGLD IHAATASEMF
GVPVEGMPAE TRRRAKAINF GIVYGISAFG LANQLGIDQG EAGAYIKTYF ERFPGIRDYM
DRTKAEVRQT GFVSTVFGRR IHIPAILSKS GAERQFGERA AINAPIQGAA ADIIRRAMIR
MPNALTEAGL STRMLLQVHD ELVFETPEAE AERAIPVIRR IMENAAEPAV ALTVPLVVEA
RAAANWDEAH
//