>gi|4557431 T-cell receptor zeta chain isoform 2 precursor [Homo sapiens] MKWKALFTAAILQAQLPITEAQSFGLLDPKLCYLLDGILFIYGVILTALF LRVKFSRSADAPAYQQGQNQLYNELNLGRREEYDVLDKRRGRDPEMGGKP RRKNPQEGLYNELQKDKMAEAYSEIGMKGERRRGKGHDGLYQGLSTATKD TYDALHMQALPPR