Santos-Aledo, A., Plaza-Pegueroles, A., Sanz-Murillo, M., Ruiz, F. M., Hou, P., Xu, J., Gil-Carton, D., Wang, D., Fernández-Tornero, C. (2025). Cryo-EM uncovers a sequential mechanism for RNA polymerase I pausing and stalling at abasic DNA lesions. Nature Communications. https://doi.org/10.1038/s41467-025-60536-4