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. 1997 Jun 10;94(12):6553–6558. doi: 10.1073/pnas.94.12.6553

Figure 1.

Figure 1

GA biosynthetic pathways to C20-tricarboxylic acids (GA25, GA13, GA43) and C19-GAs (GA9, GA4) as found in pumpkin endosperm (2, 3) and reactions shown to be catalyzed by recombinant 7-oxidase (A) and 20-oxidase (B).