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Figure 1 | BMC Plant Biology

Figure 1

From: Root parasitic plant Orobanche aegyptiaca and shoot parasitic plant Cuscuta australis obtained Brassicaceae-specific strictosidine synthase-like genes by horizontal gene transfer

Figure 1

Molecular phylogeny of the strictosidine synthase-like (SSL) protein family in plants. To reduce the size of the tree, only one sequence among multiple highly similar copies in each plant was used, except that all the SSLs of Arabidopsis thaliana were used. Genus names and sequence IDs are shown in the nodes. Numbers above branches indicate bootstrap support values of maximum likelihood when they are more than 75%. Red circles below the branches indicate Sub-families I to VII (Sub-I to Sub-VII). Green circles indicate the branches of Clade I and (Brassicales-specific genes). The sequences from parasitic plants O. aegyptiaca and C. australis are indicated by arrows and dots, respectively. The interested SSL genes in O. aegyptiaca and C. australis and their Brassicaceae donor are indicated in blue. Three sequences from Rauvolfia serpenti, Catharanthus roseus, and Ophiorrhiza japonica with biochemical evidence for the activity of strictosidine synthase are indicated in orange. SSL in Vitis vinifera, which has no strictosidine synthase activity detected, is indicated in green.

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