Positive Samples: U-87MG, A-549, HT-29; Cellular Location: Cell membrane, Single-pass type I membrane protein Immunogen sequence: ERAQYTLMAQ AVDRDTNRPL EPPSEFIVKV QDINDNPPEF LHETYHANVP ERSNVGTSVI QVTASDADDP TYGNSAKLVY SILEGQPYFS VEAQTGIIRT ALPNMDREAK EEY