>3UW9_1|Chains A, B, C, D|Bromodomain-containing protein 4|Homo sapiens (9606) SMNPPPPETSNPNKPKRQTNQLQYLLRVVLKTLWKHQFAWPFQQPVDAVKLNLPDYYKIIKTPMDMGTIKKRLENNYYWNAQECIQDFNTMFTNCYIYNKPGDDIVLMAEALEKLFLQKINELPTEE >3UW9_2|Chains E, F|histone 4 peptide (H4K8acK12ac)|Homo sapiens (9606) GKGLGKGGAKR