Figure 4.
NMR binding studies. NMR titration spectra for J01-007 (A) and J01-017a (B). Spectra of free PDZ domain are shown in black; spectra of PDZ domain with increasing concentration of compounds (ligand: protein ratio = 1, 3, 5, 7, and 11) are shown in magenta, blue, green, yellow and red, respectively.