Figure 4.

Electrostatic surface of nitrogenase complex of A.vinelandii and G.diazotrophicus The positive regions are indicated in blue and the negative regions in red. The squares indicate the interaction site of FeSII. A) A. vinelandii nitrogenase complex. B) G. diazotrophicus nitrogenase complex.

Lery et al. BMC Genomics 2010 11(Suppl 5):S7   doi:10.1186/1471-2164-11-S5-S7