prx:HRH33_20605 K07402 xanthine dehydrogenase accessory factor | (GenBank) XdhC family protein prx:HRH33_13255 K01971 bifunctional non-homologous end joining protein LigD [EC:6.5.1.1] | (GenBank) ligD; DNA ligase D prx:HRH33_13260 K10979 DNA end-binding protein Ku | (GenBank) Ku protein