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Cladogram showing relationships between different rhizobial Cpn60 proteins. Mycobacterium tuberculosis cpn60 was used as an outgroup, and the Cpn60 protein from Agrobacterium tumefaciens also was included. Sequences were aligned by ClustalW, and analysis was done using the programs seqboot and protpars in the phylip package (Felsentein 1989), using the default settings. The tree was displayed using treeview (Page 1996)
