Positive test controls include: HT-29, MCF7, 293T. The target is usually found in the following locations: Nucleus. Immunogen sequence: MASKEMFEDT VEERVINEEY KIWKKNTPFL YDLVMTHALQ WPSLTVQWLP EVTKPEGKDY ALHWLVLGTH TSDEQNHLVV ARVHIPNDDA QFDASHCDSD KGEFGGFG