ID A5PAT0_9SPHN Unreviewed; 276 AA.
AC A5PAT0;
DT 10-JUL-2007, integrated into UniProtKB/TrEMBL.
DT 10-JUL-2007, sequence version 1.
DT 13-SEP-2023, entry version 59.
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=ED21_21684 {ECO:0000313|EMBL:EDL49335.1};
OS Erythrobacter sp. SD-21.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Sphingomonadales;
OC Erythrobacteraceae; Erythrobacter/Porphyrobacter group; Erythrobacter.
OX NCBI_TaxID=161528 {ECO:0000313|EMBL:EDL49335.1, ECO:0000313|Proteomes:UP000005498};
RN [1] {ECO:0000313|EMBL:EDL49335.1, ECO:0000313|Proteomes:UP000005498}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=SD-21 {ECO:0000313|EMBL:EDL49335.1,
RC ECO:0000313|Proteomes:UP000005498};
RA Tebo B., Ferriera S., Johnson J., Kravitz S., Beeson K., Sutton G.,
RA Rogers Y.-H., Friedman R., Frazier M., Venter J.C.;
RL Submitted (JUN-2007) 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:EDL49335.1}.
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DR EMBL; ABCG01000003; EDL49335.1; -; Genomic_DNA.
DR RefSeq; WP_006833257.1; NZ_ABCG01000003.1.
DR AlphaFoldDB; A5PAT0; -.
DR STRING; 161528.ED21_21684; -.
DR eggNOG; COG1273; Bacteria.
DR OrthoDB; 9780854at2; -.
DR Proteomes; UP000005498; 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:UP000005498}.
FT DOMAIN 54..184
FT /note="Ku"
FT /evidence="ECO:0000259|SMART:SM00559"
SQ SEQUENCE 276 AA; 30594 MW; 8BA18FBED677B8B6 CRC64;
MAARAYWQGQ IRLALVSIPV EIYSATKSGA KLRFNQIHEP SGKRVSYEKV VPGVGPVDRN
EIIRGYEISK GNYVLLEDEE IEAVKIESKR TLELVQFVDA CEIDPLYFEK PYYVAPQDEL
AEEAFVVLRE ALRKAKKVAL GQLSVRGSEK LVAIKPCGKG LLLETLRYAD EVRAGQSFFG
EIDDAKPKKE LLDLANTLIE QKSASFDASE FKDRYSDALR KLIDKKAKSK GGKKVIGDVE
EPAAASGSNV IDLMAALKQS VEKDKPKKTT GRKKSA
//