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Conserved positions in the SpoIISB and SpoIISC proteins from the B. cereus group. Positions in both groups containing identical or similar residues are colored red; positions containing identical or similar residues in one, but not the other group are green. Positions conserved in both groups, but containing dissimilar residues are cyan. Selection pressure intensity is indicated as in Figure 5. The abbreviations are from Table S3.
