Koh et al. show that loci active in differentiated effector T cells are poised in early T precursors before the expression of T cell antigen receptors in a manner dependent on the chromatin remodeling complex mammalian SWItch/Sucrose Non-Fermentable and the PU.1–RUNX1 and BCL11B–RUNX1 complexes.
- Noah Gamble
- Alexandra Bradu
- Andrew S. Koh