Positive test controls include: MCF7. The target is usually found in the following locations: Cell membrane, Cytoplasm, Nucleus. Immunogen sequence: YNQDHEKLFE LILMEEIRFP RTLGPEAKSL LSGLLKKDPK QRLGGGSEDA KEIMQHRFFA GIVWQHVYEK KLSPPFKPQV TSETDTRYFD EEFTAQ