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. 2012 Aug 10;8:31. doi: 10.1186/1746-4811-8-31

Figure 1.

Figure 1

A simplified summary of IAA biosynthetic pathways. A solid line represents an enzymatic step. Dashed lines suggest multiple steps or pathways abbreviated. TAA1: Trp aminotransferase of Arabidopsis. YUCCA: an Arabidopsis flavin monooxygenase [3,11].