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Neighbor-joining tree constructed based on 168 deduced amino acid sites of partial MxaF sequences, showing the position of B. mobilis in relation to other representative methylotrophic organisms of the alpha-, beta-, and gammaproteobacteria. Microorganisms for which sequence data were obtained in this study are indicated in bold. Bootstrap values (1,000 data resamplings) of >50% are shown. Bar, 0.1 substitutions per amino acid position.
