Immunogen sequence: MFPEPPTPGP PSPDTPPDSS RISHGPVPPW ALATIVLVSG LLIFSCCFCL YRKSCRRRTG KKSQAQAQVH LQEVKGLGQS YIDKVQPEVE ELEPAPSGPG QQVADKHELG; Positive Samples: Mouse kidney; Cellular Location: Cytoplasmic vesicle, Recycling endosome membrane, Single-pass