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. 2017 Aug 18;18(8):1791. doi: 10.3390/ijms18081791

Figure 5.

Figure 5

Evolutionary development of auxin biosynthetic enzymes in the TAA/YUC pathway. Nodes show an event of speciation, which is correlated with the appearance or the duplication of YUC or TAR/YUC genes. The name gene colors indicate the different “gene families”.