Huntington's disease LIG1 modifier variant increases ligase fidelity and suppresses somatic CAG repeat expansion
Eunhye Lee, Wonju Kim, David H. Beier, Yejin Lee, Marina V. Kovalenko, Faaiza Saif, Esaria Oliver, Bhairavi Srinageshwar, Ryan Murtha, Marissa A Andrew, Andrew Jiang, Tammy Gillis, Brigitte Demelo, Jayla Ruliera, Diane E. Lucente, , Ihn Sik Seong
This paper investigates the protective effect of the LIG1 K845N variant in Huntington's disease by showing it increases ligase fidelity and suppresses somatic CAG repeat expansion.
Proceedings of the National Academy of Sciences · Mar 2, 2026Peer-reviewedGenetics