Immunogen sequence: VKRARVSGDD FSVPSKNSES TLFDSVEGDG AMMEEGVKSR PRQKKTQACL ASKHVQEAPR LEPANEEHNV ETAEDSEIRY LSADSGDADD SDADLGSAV. TTF1 is a transcription termination factor that is localized to the nucleolus and plays a critical role in ribosomal gene tr