1.13.11.B6 A562G site-directed mutagenesis, the mutant shows altered substrate specificity compared to the wild-type enzyme 724736 1.13.11.B6 A562G the mutation does not affect the relative yield of 13-hydroperoxide, but increases the proportion of (13R)-enantiomer compared to the wild-type enzyme 724736 1.13.11.B6 F580A kcat/KM for linoleate hydroperoxidation is increased by 35% 703535 1.13.11.B6 F580A possesses activity profile that is similar to wild-type 703535 1.13.11.B6 F580V possesses activity profile that is similar to wild-type 703535 1.13.11.B6 G567A site-directed mutagenesis, the mutant converts the dual positional specific LOX1:Md:1a to an enzyme with a high specificity for 9(S)-hydroperoxide formation 742627 1.13.11.B6 G567A site-directed mutagenesis, the mutant converts the dual positional specific LOX1:Md:1a to an enzyme with a high specificity for 9(S)-hydroperoxide formation, mutant substrate specificity compared to the wild-type enzyme, chiral analysis 742627 1.13.11.B6 I437L KM-value for linoleate is 114% of wild-type value, kcat/Km for linoleate is 83% of wild-type value. Positional specificity 13-hydroperoxy-(10E,12Z)-octadecadienoate/9-hydroperoxy-(10E,12Z)-octadecadienoate is 0.7 (compared to 0.8 in reaction with wild-type enzyme) 396190 1.13.11.B6 I566F site-directed mutagenesis, inactive mutant 742627 1.13.11.B6 I578L site-directed mutagenesis, mutant substrate specificity compared to the wild-type enzyme, chiral analysis 742627