GPX1 GI:41406084 glutathione peroxidase 1 isoform 1 1 mcaarlaaaa aaaqsvyafs arplaggepv slgslrgkvl lienvaslug 50 51 ttvrdytqmn elqrrlgprg lvvlgfpcnq fghqenakne eilnslkyvr 100 101 pgggfepnfm lfekcevnga gahplfaflr ealpapsdda talmtdpkli 150 151 twspvcrndv awnfekflvg pdgvplrrys rrfqtidiep dieallsqgp 200 201 sca