>gi|23065557 glutathione S-transferase mu 4 isoform 2 [Homo sapiens] MSMTLGYWDIRGLAHAIRLLLEYTDSSYEEKKYTMGDAPDYDRSQWLNEK FKLGLDFPNLPYLIDGAHKITQSNAILCYIARKHNLCGETEEEKIRVDIL ENQAMDVSNQLARVCYSPDFEKLKPEYLEELPTMMQHFSQFLGKRPWFVG DKITFVDFLAYDVLDLHRIFEPNCLDAFPNLKDFISRFEVSCGIM