2.4.1.19 Metabolic pathways - 01100 - 2.4.1.19 Starch and sucrose metabolism - 00500 - 2.4.1.19 starch degradation starch degradation - - 2.4.1.19 starch degradation III - - PWY-6731 2.4.1.19 starch degradation IV - - PWY-6735