ID A0A1Z5I9V0_9LACO Unreviewed; 886 AA.
AC A0A1Z5I9V0;
DT 27-SEP-2017, integrated into UniProtKB/TrEMBL.
DT 27-SEP-2017, sequence version 1.
DT 24-JAN-2024, entry version 31.
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:GAW98391.1};
GN ORFNames=IWT30_00336 {ECO:0000313|EMBL:GAW98391.1};
OS Secundilactobacillus mixtipabuli.
OC Bacteria; Bacillota; Bacilli; Lactobacillales; Lactobacillaceae;
OC Secundilactobacillus.
OX NCBI_TaxID=1435342 {ECO:0000313|EMBL:GAW98391.1, ECO:0000313|Proteomes:UP000198374};
RN [1] {ECO:0000313|EMBL:GAW98391.1, ECO:0000313|Proteomes:UP000198374}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=IWT30 {ECO:0000313|EMBL:GAW98391.1,
RC ECO:0000313|Proteomes:UP000198374};
RA Tohno M., Tanizawa Y., Arita M.;
RT "Draft genome sequences of new species of the genus Lactobacillus isolated
RT from orchardgrass silage.";
RL Submitted (NOV-2015) 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, 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:GAW98391.1}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; BCMF01000002; GAW98391.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1Z5I9V0; -.
DR OrthoDB; 9806424at2; -.
DR Proteomes; UP000198374; 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:SF27; DNA POLYMERASE NU; 1.
DR Pfam; PF01367; 5_3_exonuc; 1.
DR Pfam; PF02739; 5_3_exonuc_N; 1.
DR Pfam; PF00476; DNA_pol_A; 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|RuleBase:RU004460};
KW DNA repair {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 Nuclease {ECO:0000256|ARBA:ARBA00022722};
KW Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695,
KW ECO:0000256|RuleBase:RU004460};
KW Reference proteome {ECO:0000313|Proteomes:UP000198374};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU004460}.
FT DOMAIN 5..268
FT /note="5'-3' exonuclease"
FT /evidence="ECO:0000259|SMART:SM00475"
FT DOMAIN 307..477
FT /note="3'-5' exonuclease"
FT /evidence="ECO:0000259|SMART:SM00474"
FT DOMAIN 644..850
FT /note="DNA-directed DNA polymerase family A palm"
FT /evidence="ECO:0000259|SMART:SM00482"
SQ SEQUENCE 886 AA; 100310 MW; 3B2A648E5EC33771 CRC64;
MTESKRLLLI DGNSVAFRAF FALYTALNSM TNADGLHTNA IFGFNRMLDI MLEDVKPTEA
LVAFDAGKVT FRTKKYADYK GGRAKTPPEL SEQMPVIRQL LEARGIKSYE LKNYEADDII
GTMAKQAEAA GYETTIFTGD RDLTQLTSDK TSVAVSKKGV TEVETYTPEH VEEKLGVRPD
QIIEIKGLQG DNSDNYPGVT GVGPKTAVSL IQKYGTIDGV YENIDKITAK KMKEHLIEDK
DSAFQSRDLA TIRRDAPIEI KLSDLTYKGD QQDELVKFYQ EMNFQSYLNK MNTDAGDEDV
LGLKPVKFTV LTTDNLNEVT QFKNHVSFYL EMPEANYHTS TFAGFVIGED DQWFVSRDVD
LLKQEPLKGL LTSDQIQKDV FDVKRTYVGL NRLGIHLTNV DFDLLLASYL LDTNENSNDL
GRLAFQHGYH QIQSDEEVYG KGAKRAIPDD DQLFFEHLTR KGITIESLKA SLFKKLDENE
QTKLYRDLEL PMAYVLAHME IAGITVDTDR LSAMQSEFTE LLAQTQQTIF QEAGEEFNIG
SPKQLQHILF EKLGLTPIKK TKTGYSTSVD VLEKLAAEAP IVENILKYRQ ISKIQSTYVE
GLLKVVHSSD QKVHTRYLQT LTQTGRLSSV DPNLQNIPIR TEEGRRIRQA FIPSHKGWQI
FSSDYSQIEL RVLAHITHDK NLQEAFREGE DIHASTARRI FRLGPDAEVD PNMRRQAKAV
NFGIVYGISD FGLSQNIGIT RKQARQFIDT YFEEYPGVKQ YMTDIVASAK DKGYVETIAH
RRRYLPDINA RNFNQRSFAE RTAMNTPIQG SAADIIKIAM IKMEDAIKDL KATMLLQVHD
ELIFEAPAEE IPTLEKLVPS VMDSAVKLEI PLKVESHYGN TWYEAK
//