Figure 2 - full size

 

Figure 2.
Fig. 2. (F, - F,) position 23 omit maps contoured at 3.5~. Maps were calculated in XF'LOR (Brunger, 1992) and displayed using the program MIDAS (ComputerGraphics Laboratory, University f California, San Francisco).

The above figure is reprinted from an Open Access publication published by the Protein Society: Protein Sci (1997, 6, 1621-1626) copyright 1997.