Additional file 1.


Movie S1. Is showing the 3D structure of the RicA trimer model. The color code is the same as Figures 2 and 3. The movement (120°) around the Y axis allows the distinction of zones free of substitutions (in grey). A ribbon is shown for one monomer, by transparency.

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Nkengfac et al. BMC Biochemistry 2012 13:16   doi:10.1186/1471-2091-13-16