Linoleate 9S-lipoxygenase (EC 1.13.11.58, 9-lipoxygenase, 9S-lipoxygenase, linoleate 9-lipoxygenase, LOX1 (gene), 9S-LOX) is an enzyme with systematic name linoleate:oxygen 9S-oxidoreductase.
[1][2][3][4] This enzyme catalyses the following chemical reaction Linoleate 9S-lipoxygenase contains nonheme iron.