Positive test controls include: A-549, HT-29, HeLa, Mouse testis, Mouse stomach. The target is usually found in the following locations: Cytoplasm. Immunogen sequence: MSKISEAVKR ARAAFSSGRT RPLQFRIQQL EALQRLIQEQ EQELVGALAA DLHKNEWNAY YEEVVYVLEE IEYMIQKLP