16S rRNA phylogenetic tree of arsenite-oxidising strain GM1 and published Polaromonas species. GenBank accession numbers are in parentheses. Significant bootstrap values (per 100 trials) are shown. The tree is rooted with the 16S rRNA gene sequence of Alcaligenes faecalis (AY027506) (not shown).
Osborne et al. BMC Microbiology 2010 10:205 doi:10.1186/1471-2180-10-205