Vignesh Kasinath, Curtis Beck, Paul Sauer, Simon Poepsel, Jennifer Kosmatka, Marco Faini, Daniel Toso, Ruedi Aebersold, Eva Nogales JARID2 and AEBP2 regulate PRC2 in the presence of H2AK119ub1 and other histone modifications Science DOI: 10.1126/science.abc3393