TABLE 1

Apparent therapeutic benefits of small molecule antagonists of phosphatase complexes


Protein Complex

Protein Complex Antagonists

Consequence of Disrupted Complex

Apparent Therapeutic Value
PP1-GADD34 (Boyce et al., 2005) Salubrinal ↑ eIF2α phosphorylation ↓ HSV replication
PP1-HDAC 1/6 (Chen et al., 2005) Trichostatin A ↓ Akt activity ↓ Cell growth and transformation
PP2B-NFAT (Clipstone and Crabtree, 1992) FK506, Cyclosporin A ↓ PP2B activity Immunosuppression
PP2A-Akt-βArr2 (Beaulieu et al., 2008)
Lithium
↑ Akt activity
Mood stabilizer