Evidence for long-standing mild-effect mutator alleles shaping genetic variation in S. cerevisiae populations
Pengyao Jiang, Vidha Sudhesh, Megan My-Ngan Phan, Ishan Bansal, Cian Wheeler, Alan J. Herr, Maitreya J. Dunham, Kelley Harris
The paper identifies a long-standing mutator allele in S. cerevisiae that increases A>C and A>G mutations, showing its persistence and impact on mutation spectra across populations.
bioRxiv · Nov 22, 2025 · PreprintEvolutionary Biology