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Neighbour-joining tree based on 16S rDNA sequence showing the relations between strain S19 and type species of the genus Streptomyces. The numbers at the nodes indicate the levels of bootstrap support based on Neighbour-joining analysis of 1,000 resampled datasets. Bar, 0.02 nt substitution per nt position. Actinopolyspora mortivalis DSM 44261 (DQ883812) has been used as outgroup.
