ID A0A3B3S9V3_9TELE Unreviewed; 587 AA.
AC A0A3B3S9V3;
DT 05-DEC-2018, integrated into UniProtKB/TrEMBL.
DT 05-DEC-2018, sequence version 1.
DT 27-MAR-2024, entry version 22.
DE RecName: Full=DNA-directed DNA/RNA polymerase mu {ECO:0000256|PIRNR:PIRNR000817};
DE EC=2.7.7.7 {ECO:0000256|PIRNR:PIRNR000817};
OS Paramormyrops kingsleyae.
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC Actinopterygii; Neopterygii; Teleostei; Osteoglossocephala;
OC Osteoglossomorpha; Osteoglossiformes; Mormyridae; Paramormyrops.
OX NCBI_TaxID=1676925 {ECO:0000313|Ensembl:ENSPKIP00000027005.1, ECO:0000313|Proteomes:UP000261540};
RN [1] {ECO:0000313|Ensembl:ENSPKIP00000027005.1}
RP IDENTIFICATION.
RG Ensembl;
RL Submitted (SEP-2023) to UniProtKB.
CC -!- FUNCTION: Gap-filling polymerase involved in repair of DNA double-
CC strand breaks by non-homologous end joining (NHEJ).
CC {ECO:0000256|PIRNR:PIRNR000817}.
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|PIRNR:PIRNR000817};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946,
CC ECO:0000256|PIRNR:PIRNR000817, ECO:0000256|PIRSR:PIRSR000817-1};
CC -!- SUBCELLULAR LOCATION: Nucleus {ECO:0000256|ARBA:ARBA00004123,
CC ECO:0000256|PIRNR:PIRNR000817}.
CC -!- SIMILARITY: Belongs to the DNA polymerase type-X family.
CC {ECO:0000256|ARBA:ARBA00008323, ECO:0000256|PIRNR:PIRNR000817}.
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DR AlphaFoldDB; A0A3B3S9V3; -.
DR STRING; 1676925.ENSPKIP00000027005; -.
DR Ensembl; ENSPKIT00000007768.1; ENSPKIP00000027005.1; ENSPKIG00000009249.1.
DR GeneTree; ENSGT00940000158490; -.
DR Proteomes; UP000261540; Unplaced.
DR GO; GO:0005634; C:nucleus; IEA:UniProtKB-SubCell.
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:0046872; F:metal ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006281; P:DNA repair; IEA:InterPro.
DR CDD; cd00141; NT_POLXc; 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; 3.40.50.10190; BRCT domain; 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 InterPro; IPR001357; BRCT_dom.
DR InterPro; IPR036420; BRCT_dom_sf.
DR InterPro; IPR002054; DNA-dir_DNA_pol_X.
DR InterPro; IPR027249; DNA/RNApol_mu.
DR InterPro; IPR019843; DNA_pol-X_BS.
DR InterPro; IPR010996; DNA_pol_b-like_N.
DR InterPro; IPR028207; DNA_pol_B_palm_palm.
DR InterPro; IPR018944; DNA_pol_lambd_fingers_domain.
DR InterPro; IPR027421; DNA_pol_lamdba_lyase_dom_sf.
DR InterPro; IPR037160; DNA_Pol_thumb_sf.
DR InterPro; IPR022312; DNA_pol_X.
DR InterPro; IPR043519; NT_sf.
DR InterPro; IPR029398; PolB_thumb.
DR InterPro; IPR001726; TdT/Mu.
DR PANTHER; PTHR11276; DNA POLYMERASE TYPE-X FAMILY MEMBER; 1.
DR PANTHER; PTHR11276:SF24; DNA-DIRECTED DNA_RNA POLYMERASE MU; 1.
DR Pfam; PF14792; DNA_pol_B_palm; 1.
DR Pfam; PF14791; DNA_pol_B_thumb; 1.
DR Pfam; PF10391; DNA_pol_lambd_f; 1.
DR Pfam; PF14716; HHH_8; 1.
DR PIRSF; PIRSF000817; DNA_NT; 1.
DR PIRSF; PIRSF501176; DNApol_mu; 1.
DR PRINTS; PR00869; DNAPOLX.
DR PRINTS; PR00871; DNAPOLXTDT.
DR SMART; SM00483; POLXc; 1.
DR SUPFAM; SSF52113; BRCT domain; 1.
DR SUPFAM; SSF47802; DNA polymerase beta, N-terminal domain-like; 1.
DR SUPFAM; SSF81301; Nucleotidyltransferase; 1.
DR SUPFAM; SSF81585; PsbU/PolX domain-like; 1.
DR PROSITE; PS50172; BRCT; 1.
DR PROSITE; PS00522; DNA_POLYMERASE_X; 1.
PE 3: Inferred from homology;
KW Magnesium {ECO:0000256|PIRNR:PIRNR000817, ECO:0000256|PIRSR:PIRSR000817-1};
KW Metal-binding {ECO:0000256|PIRNR:PIRNR000817,
KW ECO:0000256|PIRSR:PIRSR000817-1};
KW Nucleotidyltransferase {ECO:0000256|ARBA:ARBA00022695,
KW ECO:0000256|PIRNR:PIRNR000817};
KW Nucleus {ECO:0000256|ARBA:ARBA00023242, ECO:0000256|PIRNR:PIRNR000817};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PIRNR:PIRNR000817}.
FT DOMAIN 21..120
FT /note="BRCT"
FT /evidence="ECO:0000259|PROSITE:PS50172"
FT REGION 401..421
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT BINDING 327
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000817-1"
FT BINDING 329
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000817-1"
FT BINDING 429
FT /ligand="Mg(2+)"
FT /ligand_id="ChEBI:CHEBI:18420"
FT /evidence="ECO:0000256|PIRSR:PIRSR000817-1"
SQ SEQUENCE 587 AA; 65329 MW; 11A9DCE8C7CB4BE0 CRC64;
MPMIPLKRRK TVPSPAGSSN AENVKFPHIV IFLFEKRMGA SRRAFLSRLS RSKGFRVEDS
LSQAVTHIVS ENTSGEEVQA WLESQVTERG DRDTVHLLDI MWFTESMREG CPVSIEDRHR
LRVPEPSTQS AGNTMDSYAC RRRTPLQHHN MVLTDALQLL SENAEFCENE GRSVAFKRAS
AVLKALQGPV CSLEDLRGLP CLGEHSRRVI KEILEDGVSS EVECTQQSEK YQAMKALTGI
FGVGVKTAQL WFWEGIRRPA DLQTFGKKLN RAQAAGMLYY EDLSTPVTRA EADLLQGIVG
EAVGAVLPGA RITLTGGFRR GKQTGHDVDF LITHPEEGRE EELLPKVIGW LETRDLLLYQ
KIHKNSYLEA KEWPARSASN MDRFERCFTI FKLMLPRVAP QGSTQAPRAP EAQEGGTGES
PGWKAVRVDL VVTPISQYAF ALLGWTGSQL FERELRRWAG QEKSMSLSSH ALFDSTRVRD
GPPRAPTGPK GHGLSVLHLE SLTGPNTMNL GGGGGIKILF IISSKLIDNY FSVLFFYSII
ITEKLNSEDS VDVSCGRYCT DITRNIEGDT FFVVLAAPPH AVKTLFY
//