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Database: UniProt
Entry: E7GCV1_9FIRM
LinkDB: E7GCV1_9FIRM
Original site: E7GCV1_9FIRM 
ID   E7GCV1_9FIRM            Unreviewed;       407 AA.
AC   E7GCV1;
DT   05-APR-2011, integrated into UniProtKB/TrEMBL.
DT   05-APR-2011, sequence version 1.
DT   24-JAN-2024, entry version 61.
DE   RecName: Full=DNA polymerase IV {ECO:0000256|HAMAP-Rule:MF_01113};
DE            Short=Pol IV {ECO:0000256|HAMAP-Rule:MF_01113};
DE            EC=2.7.7.7 {ECO:0000256|HAMAP-Rule:MF_01113};
GN   Name=dinB {ECO:0000256|HAMAP-Rule:MF_01113};
GN   ORFNames=HMPREF9488_02593 {ECO:0000313|EMBL:EFW04310.1};
OS   Coprobacillus cateniformis.
OC   Bacteria; Bacillota; Erysipelotrichia; Erysipelotrichales;
OC   Coprobacillaceae; Coprobacillus.
OX   NCBI_TaxID=100884 {ECO:0000313|EMBL:EFW04310.1, ECO:0000313|Proteomes:UP000003157};
RN   [1] {ECO:0000313|EMBL:EFW04310.1, ECO:0000313|Proteomes:UP000003157}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=29_1 {ECO:0000313|EMBL:EFW04310.1,
RC   ECO:0000313|Proteomes:UP000003157};
RG   The Broad Institute Genome Sequencing Platform;
RA   Earl A., Ward D., Feldgarden M., Gevers D., Daigneault M., Sibley C.D.,
RA   White A., Strauss J., Allen-Vercoe E., Young S.K., Zeng Q., Gargeya S.,
RA   Fitzgerald M., Haas B., Abouelleil A., Alvarado L., Arachchi H.M.,
RA   Berlin A., Brown A., Chapman S.B., Chen Z., Dunbar C., Freedman E.,
RA   Gearin G., Gellesch M., Goldberg J., Griggs A., Gujja S., Heilman E.,
RA   Heiman D., Howarth C., Larson L., Lui A., MacDonald P.J.P., Mehta T.,
RA   Montmayeur A., Murphy C., Neiman D., Pearson M., Priest M., Roberts A.,
RA   Saif S., Shea T., Shenoy N., Sisk P., Stolte C., Sykes S., White J.,
RA   Yandava C., Nusbaum C., Birren B.;
RT   "The Genome Sequence of Coprobacillus sp. strain 29_1.";
RL   Submitted (DEC-2010) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Poorly processive, error-prone DNA polymerase involved in
CC       untargeted mutagenesis. Copies undamaged DNA at stalled replication
CC       forks, which arise in vivo from mismatched or misaligned primer ends.
CC       These misaligned primers can be extended by PolIV. Exhibits no 3'-5'
CC       exonuclease (proofreading) activity. May be involved in translesional
CC       synthesis, in conjunction with the beta clamp from PolIII.
CC       {ECO:0000256|HAMAP-Rule:MF_01113}.
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; Evidence={ECO:0000256|HAMAP-
CC         Rule:MF_01113};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000256|HAMAP-Rule:MF_01113};
CC       Note=Binds 2 magnesium ions per subunit. {ECO:0000256|HAMAP-
CC       Rule:MF_01113};
CC   -!- SUBUNIT: Monomer. {ECO:0000256|HAMAP-Rule:MF_01113}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01113}.
CC   -!- SIMILARITY: Belongs to the DNA polymerase type-Y family.
CC       {ECO:0000256|ARBA:ARBA00010945, ECO:0000256|HAMAP-Rule:MF_01113}.
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:EFW04310.1}.
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DR   EMBL; ADKX01000039; EFW04310.1; -; Genomic_DNA.
DR   RefSeq; WP_008789681.1; NZ_GL636580.1.
DR   AlphaFoldDB; E7GCV1; -.
DR   STRING; 100884.GCA_000269565_00246; -.
DR   GeneID; 78228175; -.
DR   eggNOG; COG0389; Bacteria.
DR   HOGENOM; CLU_012348_1_1_9; -.
DR   OrthoDB; 9808813at2; -.
DR   Proteomes; UP000003157; Unassembled WGS sequence.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0003684; F:damaged DNA binding; IEA:InterPro.
DR   GO; GO:0003887; F:DNA-directed DNA polymerase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0000287; F:magnesium ion binding; 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   GO; GO:0009432; P:SOS response; IEA:UniProt.
DR   CDD; cd03586; PolY_Pol_IV_kappa; 1.
DR   Gene3D; 3.30.70.270; -; 1.
DR   Gene3D; 3.40.1170.60; -; 1.
DR   Gene3D; 1.10.150.20; 5' to 3' exonuclease, C-terminal subdomain; 1.
DR   Gene3D; 3.30.1490.100; DNA polymerase, Y-family, little finger domain; 1.
DR   HAMAP; MF_01113; DNApol_IV; 1.
DR   InterPro; IPR043502; DNA/RNA_pol_sf.
DR   InterPro; IPR036775; DNA_pol_Y-fam_lit_finger_sf.
DR   InterPro; IPR017961; DNA_pol_Y-fam_little_finger.
DR   InterPro; IPR022880; DNApol_IV.
DR   InterPro; IPR024728; PolY_HhH_motif.
DR   InterPro; IPR043128; Rev_trsase/Diguanyl_cyclase.
DR   InterPro; IPR001126; UmuC.
DR   PANTHER; PTHR11076:SF33; DNA POLYMERASE KAPPA; 1.
DR   PANTHER; PTHR11076; DNA REPAIR POLYMERASE UMUC / TRANSFERASE FAMILY MEMBER; 1.
DR   Pfam; PF00817; IMS; 1.
DR   Pfam; PF11799; IMS_C; 1.
DR   Pfam; PF11798; IMS_HHH; 1.
DR   SUPFAM; SSF56672; DNA/RNA polymerases; 1.
DR   SUPFAM; SSF100879; Lesion bypass DNA polymerase (Y-family), little finger domain; 1.
DR   PROSITE; PS50173; UMUC; 1.
PE   3: Inferred from homology;
KW   Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01113};
KW   DNA damage {ECO:0000256|HAMAP-Rule:MF_01113};
KW   DNA repair {ECO:0000256|HAMAP-Rule:MF_01113};
KW   DNA replication {ECO:0000256|HAMAP-Rule:MF_01113};
KW   DNA-binding {ECO:0000256|HAMAP-Rule:MF_01113};
KW   DNA-directed DNA polymerase {ECO:0000256|HAMAP-Rule:MF_01113};
KW   Magnesium {ECO:0000256|HAMAP-Rule:MF_01113};
KW   Metal-binding {ECO:0000256|HAMAP-Rule:MF_01113};
KW   Mutator protein {ECO:0000256|HAMAP-Rule:MF_01113};
KW   Nucleotidyltransferase {ECO:0000256|HAMAP-Rule:MF_01113};
KW   Reference proteome {ECO:0000313|Proteomes:UP000003157};
KW   Transferase {ECO:0000256|HAMAP-Rule:MF_01113}.
FT   DOMAIN          4..185
FT                   /note="UmuC"
FT                   /evidence="ECO:0000259|PROSITE:PS50173"
FT   ACT_SITE        103
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01113"
FT   BINDING         8
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01113"
FT   BINDING         102
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01113"
FT   SITE            13
FT                   /note="Substrate discrimination"
FT                   /evidence="ECO:0000256|HAMAP-Rule:MF_01113"
SQ   SEQUENCE   407 AA;  46438 MW;  A30F0ECB38EED631 CRC64;
     MQIIFHVDLN AFYASAETSS QPSLKGKPIV ICRESRRSII TTASYEARKF GIHSAMPLFK
     AKELCPHLVI VPPHFELYKT LSEKFFNIIS TFSQELEVAS IDECYVDLTN YIQVHHQNPY
     DVAIEIQKRV FSELKLECSI GIAPNKFLAK MASDMEKPMG ITVITNQSYK QKIWPLPIGN
     MFGIGKKTAP KLIELGIVRI GDLAKYENYE KIKPIFGKNA LIYYQKANGK DYSKINVAHN
     ELKSIGNSTT FERDSQDEDF IKSVFRELAL EVSSRAKKRD LVGNSISITL KYTREKSKTK
     QMIVDDYTQD FDTIYATALL LFESIYGGEM LRLVGISLNN VKHVEELQQQ ISLFDHTQIQ
     ASKKEINETE KVIHRLNSSL PGLKIMKASD LIKQQSTIQK KYLENNE
//
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