Human PDE4A4B, also known as PDE4A isoform 1 (GenBank Accession No. NM_001111307) amino acids 2-end with N-terminal GST-tag, MW= 124 kDa, expressed in a Baculovirus infected Sf9 cell expression system.
Application
Useful for the study of enzyme kinetics, screening inhibitors, and selectivity profiling.
Unit Definition
One unit is defined as the amount of enzyme that will convert 1 pmole of 3?, 5?-cAMP to 5?-AMP per min at 37°C.
Journal of cell science, 119(Pt 18), 3799-3810 (2006-08-31)
The unique N-terminal regions of PDE4 cAMP-specific phosphodiesterases confer interaction with distinct signalling and scaffolding proteins. The PDE4A1 isoform is unique in being entirely membrane associated. Its N-terminal region is formed from two helices separated by a mobile hinge, where
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