Immunogen sequence: RNKCLQWPPD NSSFEINITS FFNNSLDGNG TTFNRTVSIF NWDEYIEDKS HFYFLEGQND ALLCGNSSDA GQCPEGYICV KAGRNPNYGY TSFDTFSWAF LSLFRLMTQD FWENLYQLTL RAAGKTY; Positive Samples: U-87MG, K-562; Cellular Location: Cell membrane, Multi-pass membrane protei