Duncan, E., Muratore-Schroeder, T., Cook, R., Garcia, B., Shabanowitz, J., Hunt, D., & Allis, C. (2008). Cathepsin L proteolytically processes histone H3 during mouse embryonic stem cell differentiation. Cell, 135(2), 284-94. https://doi.org/10.1016/j.cell.2008.09.055 (Original work published 2008)