Figure 4 - full size

Figure 4.
Figure 4 Magnesium-binding site in (a) the GSK3 -ADP complex and (b) the GSK3 -AMPPNP complex. GSK3 is drawn as a white ribbon; amino-acid residues, ATP analogues, magnesium ion and water molecules are shown as black sticks, grey sticks, a black sphere and light grey spheres, respectively. Hydrogen bonds are shown as dotted lines. These figures were produced using the program MOLSCRIPT.