Figure 3.
Figure 3 PAP active site showing the major interacting residues.
The secondary structure elements are color-coded as in Figure 1.
Residues are shown in blue, except when they share structural
homology with other proteins: orange (pol and
KanNt), green (KanNt) and purple (T7 DNA polymerase). Hydrogen
bonds are shown as dashed gray lines.
The above figure is reprinted
from an Open Access publication published by Macmillan Publishers Ltd:
EMBO J
(2000,
19,
4193-4203)
copyright 2000.