Additional file 19.Phylogenetic analysis of NikR. Ni-utilizing organisms are shown in red. Organisms in which nikR gene is located very close to that of either a Ni-related transporter or a Ni-dependent enzyme are shaded. Organisms which do not utilize Ni are shown in black. Format: PDF Size: 71KB Download file This file can be viewed with: Adobe Acrobat Reader Zhang et al. BMC Genomics 2009 10:78 doi:10.1186/1471-2164-10-78 |