Positive test controls include: Jurkat. The target is usually found in the following locations: Cytoplasm, Nucleus. Immunogen sequence: GSQGPVVPAW SGPREAPDSL FAVRRHLWGS HGNSTFPEFL HNMDYFKFHN MRPPFTYATL IRWAILEAPE KQRTLNEIYH WFTRMFAFFR NHPATWKNAI RHNLSLHK