Figure 6 - full size

 

Figure 6.
Fig. 6. Stereoview showing the environment of the conserved Argl2 side chain and te inner of the two haem propionate groups. Hdrogen bonds are shown with broken ines.

The above figure is reprinted by permission from the IUCr: Acta Crystallogr D Biol Crystallogr (1996, 52, 356-368) copyright 1996.