Figure 4.

Stick figure representation of glycine and pre-proline. (A) glycine in the ψ ~ 180° conformation where the Ni+1 atom is sandwiched between the two Hα atoms, and (B) pre-proline in the ζ conformation where the Oi-1 atom interacts with the Hδ atoms of the succeeding proline.

Ho and Brasseur BMC Structural Biology 2005 5:14   doi:10.1186/1472-6807-5-14
Download authors' original image