Positive test controls include: HeLa, Jurkat, HepG2, Rat testis. The target is usually found in the following locations: Nucleus. Immunogen sequence: MVAGWPATPP AMMPGQIPDP SVTTGSLPGL GPLTGLPSSA LTVEELKYAD IRNLGAMIAP LHFLEVKLGK RPQPVKSELD EEEERRKRRR EKNKV