Positive Samples: A-549, Jurkat, U-937, Mouse lung, Mouse spleen, Rat lung, Rat spleen Immunogen sequence: MTPTDFTSPI PNMADDYGSE STSSMEDYVN FNFTDFYCEK NNVRQFASHF LPPLYWLVFI VGALGNSLVI LVYWYCTRVK TMTDMFLLNL AIADLLFLVT. The protein encoded by this gene is