The linoleate 9S-lipoxygenase activity of a plant or plant part.
Source:EC:1.13.11.58,
SOY:001
Comment
Catalysis of the reaction: linoleate + O2 = (9S,10E,12Z)-9-hydroperoxy-10,12-octadecadienoate. Can oxidize linoleate and alpha-linoleate at the C(9) postion with S-configuration.