Positive test controls include: B cells, U-87MG, Hela. The target is usually found in the following locations: Nucleus. Immunogen sequence: PGGNAEALAT EGGDKRAKEE KVATSTLSRL EQAGRSTPIG PSRDLKEERG GQAQSAASGA EQTEKADAPR EPPPVELKPD PTSGMAAAEA EAALSESSEQ EMEV