>6U6L_1|Chain A|Bromodomain-containing protein 4|Homo sapiens (9606) QGPLGSSKVSEQLKCCSGILKEMFAKKHAAYAWPFYKPVDVEALGLHDYCDIIKHPMDMSTIKSKLEAREYRDAQEFGADVRLMFSNCYKYNPPDHEVVAMARKLQDVFEMRFAKMPDEPEEP >6U6L_2|Chain B|Cyclic peptide 3.1_2|synthetic construct (32630) XWKTIKGKTWRTKQC