Figure 1 - full size

 

Figure 1.
Fig. 1. Ribbon representation of an , -heterodimer of CPS. The small subunit is displayed in magenta. The large subunit is color-coded in green, yellow, blue, and red to indicate the carboxy phosphate, the oligomerization, the carbamoyl phosphate, and the allosteric subdomains, respectively. The tunnel connecting the three active sites is displayed in a wire mesh representation.

The above figure is reprinted by permission from the ASBMB: J Biol Chem (2002, 277, 4368-4373) copyright 2002.