Positive test controls include: HepG2, HeLa. The target is usually found in the following locations: Nucleus. Immunogen sequence: HPDYKYQPRR RKSVKNGQAE AEEATEQTHI SPNAIFKALQ ADSPHSSSGM SEVHSPGEHS GQSQGPPTPP TTPKTDVQPG KADLKREGRP LPEGGRQPPI DFRDVDIGEL SSD