1.13.11.B1 alpha-linolenic acid + O2 preferred substrate Nostoc sp. (10E,12E,14E)-9,16-dihydroxy-10,12,14-octadecatrienoic acid - ? 396389 1.13.11.B1 linoleic acid + O2 - Nostoc sp. (10E,12E)-9,14-dihydroxy-10,12-octadecadienoic acid - ? 397699