>5U4K_2|Chain B|Transcription factor p65|Homo sapiens (9606) GSPGYPNGLLSGDEDFSSIADMDFSALLSQISS >5U4K_1|Chain A|CREB-binding protein|Mus musculus (10090) GVRKGWHEHVTQDLRSHLVHKLVQAIFPTPDPAALKDRRMENLVAYAKKVEGDMYESANSRDEYYHLLAEKIYKIQKELEEKRRSRL