Figure 1 - full size

 

Figure 1.
Fig. 1. Stereo views of electron density maps of the 30S-IF1 complex, showing a sheet in IF1. (A) [A]-weighted 2mF[o] DF[c] maps from an initial refinement in which no model for IF1 was included. (B) The corresponding maps after refinement with IF1.

The above figure is reprinted by permission from the AAAs: Science (2001, 291, 498-501) copyright 2001.