cAMP-specific phosphodiesterase 4D isoform 3 PDE4D3 Liquid. In 150 mM NaCl, 10 mM Tris, pH 8.3 . AVOID FREEZE/THAW CYCLES. Full-length, recombinant, human phosphodiesterase 4D3 expressed in S. frugiperda insect cells using a baculovirus expression system. Supplied as a partially purified preparation. Activity: ≥0.5 units/µl. One unit is defined as the amount of enzyme that will convert 1 pmole cAMP to AMP per min at pH 7.5, 30°C. Ref.: Gibson, L.C.D., et al. 2006. Eur. J. Pharmacol. 538, 39. Xu, R.X., et al. 2000. Science 288, 1822. Nemoz, G., et al. 1996. FEBS Lett. 384, 97. |