Positive test controls include: K-562, Neuro-2a, Mouse liver, Mouse brain. The target is usually found in the following locations: Nucleus. Immunogen sequence: MSTADALDDE NTFKILVATD IHLGFMEKDA VRGNDTFVTL DEILRLAQEN EVDFILLGGD LFHENKPSRK TLHTCLELLR KYCMGD