>2NCZ_1|Chain A|Bromodomain-containing protein 4|Homo sapiens (9606)
SEEEDKCKPMSYEEKRQLSLDINKLPGEKLGRVVHIIQSREPSLKNSNPDEIEIDFETLKPSTLRELERYVTSCLRKKRKPQA
>2NCZ_2|Chain B|Histone-lysine N-methyltransferase NSD3|Homo sapiens (9606)
EIKLKITKTIQN