X-ray repair cross-complementing protein 5 (UniProt: P13010; also known as 86 kDa subunit of Ku antigen, ATP-dependent DNA helicase 2 subunit 2, ATP-dependent DNA helicase II 80 kDa subunit, CTC box-binding factor 85 kDa subunit, CTC85, CTCBF,+D13 DNA repair protein XRCC5, Ku80, Ku86, Lupus Ku...