Immunogen sequence: MARGLQVPLP RLATGLLLLL SVQPWAESGK VLVVPTDGSP WLSMREALRE LHARGHQAVV LTPEVNMHIK EEKFFTLTAY AVPWTQKEFD RVTLGYTQGF; Positive Samples: Mouse liver, Mouse stomach, Rat liver; Cellular Location: Endoplasmic reticulum membrane, Microsome, Sing