Positive test controls include: LO2, U-251MG, A-431, HeLa, Jurkat. The target is usually found in the following locations: Nucleus, nucleoplasm. Immunogen sequence: EEEEEEDFRK KLNAGYSNTA TEWSQPRFRN QVEEDAEDSG EADDEEKPEI HKPGQNSFSK STNSSDVSAK SGAVTFSSQG R