The ZZ domain of p300 mediates specificity of the adjacent HAT domain for histone H3.
Zhang Y, Xue Y, Shi J, Ahn J, Mi W, Ali M, Wang X, Klein BJ, Wen H, Li W, Shi X, Kutateladze TG. The ZZ domain of p300 mediates specificity of the adjacent HAT domain for histone H3. Nat Struct Mol Biol. 2018 09; 25(9):841-849.