APOBEC3A deaminates CTG hairpin loops to promote fragility and instability of expanded CAG/CTG repeats - Rebecca E. Brown; Margo Coxon; Benjamin Larsen; Maxwell Allison; Ariana Chadha; Isabelle Mittelstadt; Tony M. Mertz; Steven A. Roberts; Catherine H. Freudenreich (Proceedings of the National Academy of Sciences, 2025)