ID A0A369QYI1_9RHOB Unreviewed; 304 AA.
AC A0A369QYI1;
DT 07-NOV-2018, integrated into UniProtKB/TrEMBL.
DT 07-NOV-2018, sequence version 1.
DT 24-JAN-2024, entry version 16.
DE RecName: Full=Non-homologous end joining protein Ku {ECO:0000256|HAMAP-Rule:MF_01875};
GN Name=ku {ECO:0000256|HAMAP-Rule:MF_01875};
GN ORFNames=DLJ49_04705 {ECO:0000313|EMBL:RDC73983.1};
OS Rhodovulum sp. 12E13.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Paracoccaceae; Rhodovulum.
OX NCBI_TaxID=2203891 {ECO:0000313|EMBL:RDC73983.1, ECO:0000313|Proteomes:UP000253860};
RN [1] {ECO:0000313|EMBL:RDC73983.1, ECO:0000313|Proteomes:UP000253860}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=12E13 {ECO:0000313|EMBL:RDC73983.1,
RC ECO:0000313|Proteomes:UP000253860};
RA Zhang R.;
RT "Rhodovulum sp. nov.,isolated from saltern sediment.";
RL Submitted (JUL-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: With LigD forms a non-homologous end joining (NHEJ) DNA
CC repair enzyme, which repairs dsDNA breaks with reduced fidelity. Binds
CC linear dsDNA with 5'- and 3'- overhangs but not closed circular dsDNA
CC nor ssDNA. Recruits and stimulates the ligase activity of LigD.
CC {ECO:0000256|HAMAP-Rule:MF_01875}.
CC -!- SUBUNIT: Homodimer. Interacts with LigD. {ECO:0000256|HAMAP-
CC Rule:MF_01875}.
CC -!- SIMILARITY: Belongs to the prokaryotic Ku family. {ECO:0000256|HAMAP-
CC Rule:MF_01875}.
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:RDC73983.1}.
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DR EMBL; QPLK01000004; RDC73983.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A369QYI1; -.
DR OrthoDB; 9780854at2; -.
DR Proteomes; UP000253860; Unassembled WGS sequence.
DR GO; GO:0003690; F:double-stranded DNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006310; P:DNA recombination; IEA:UniProtKB-KW.
DR GO; GO:0006303; P:double-strand break repair via nonhomologous end joining; IEA:UniProtKB-UniRule.
DR CDD; cd00789; KU_like; 1.
DR Gene3D; 2.40.290.10; -; 1.
DR HAMAP; MF_01875; Prokaryotic_Ku; 1.
DR InterPro; IPR006164; Ku70/Ku80_beta-barrel_dom.
DR InterPro; IPR009187; Prok_Ku.
DR InterPro; IPR016194; SPOC-like_C_dom_sf.
DR NCBIfam; TIGR02772; Ku_bact; 1.
DR PANTHER; PTHR41251; NON-HOMOLOGOUS END JOINING PROTEIN KU; 1.
DR PANTHER; PTHR41251:SF1; NON-HOMOLOGOUS END JOINING PROTEIN KU; 1.
DR Pfam; PF02735; Ku; 1.
DR PIRSF; PIRSF006493; Prok_Ku; 1.
DR SMART; SM00559; Ku78; 1.
DR SUPFAM; SSF100939; SPOC domain-like; 1.
PE 3: Inferred from homology;
KW DNA damage {ECO:0000256|HAMAP-Rule:MF_01875};
KW DNA recombination {ECO:0000256|HAMAP-Rule:MF_01875};
KW DNA repair {ECO:0000256|HAMAP-Rule:MF_01875};
KW DNA-binding {ECO:0000256|ARBA:ARBA00023125, ECO:0000256|HAMAP-
KW Rule:MF_01875}; Reference proteome {ECO:0000313|Proteomes:UP000253860}.
FT DOMAIN 54..182
FT /note="Ku"
FT /evidence="ECO:0000259|SMART:SM00559"
FT REGION 230..304
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 230..246
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 257..275
FT /note="Basic and acidic residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 287..304
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 304 AA; 33580 MW; 0ABC7DBD23BED149 CRC64;
MAPRAVWKGQ LRLSLVSIPV EVYSARNTGS KVSFRQIHAP SGRPVRHERT VPGIGPVESD
DIVKGYDTGE GEYLLLEPDE IEAIRLETKK TLELVQFVGA TEIPPLYFDR PYYVVPTDEL
AQDAYRVLRD ALRRAEKTGL GQLVMRGKEY LAALRPCGDG LLLETLYYPD ELRDAEPMFR
DIADEAADEE LLELATSLID RKTAPFDASA YEDRYAEGLR ALIEAKRRSG KAERVEIGEG
ERRPEGGNVV DLMAALKRSL GEDEDEDEAG GGKGKRRKRP GGQKASGDTR SGGSTSGSRR
KKAS
//