Figure 5From: A new classification system for bacterial Rieske non-heme iron aromatic ring-hydroxylating oxygenasesPD matrix of oxygenase components from standard RHO enzymes by Gonnet 250 weight matrix. The PD value for grouping in Figure 4 is 0.61. Each group is shown in shadow box with the exception of Ox-I. The group Ox-I can be further divided into four subgroups at the PD value of 0.61.Back to article page