Smchd1 targeting to the inactive X is dependent on the Xist-HnrnpK-PRC1 pathway by Jansz, N, Nesterova, T, Keniry, A, Iminitoff, M, Hickey, PF, Pintacuda, G, Masui, O, Kobelke, S, Geoghegan, N, Breslin, KA, Willson, TA, Rogers, K, Kay, GF, Fox, AH, Koseki, H, Brockdorff, N, Murphy, JM, Blewitt, ME