A cyclic nucleotide phosphodiesterase subfamily that is found predominantly in inflammatory cells and may play a role in the regulation of CELL-MEDIATED IMMUNITY. The enzyme family includes over twenty different variants that occur due to multiple ALTERNATIVE SPLICING of the mRNA of at least four different genes.
Also Known As:
Cyclic Nucleotide Phosphodiesterases, Type 4; Cyclic Nucleotide Phosphodiesterase PDE4 Family; Cyclic Nucleotide Phosphodiesterases, Type 4A; Cyclic Nucleotide Phosphodiesterases, Type 4A5; Cyclic Nucleotide Phosphodiesterases, Type 4B; Cyclic Nucleotide Phosphodiesterases, Type 4C; Cyclic Nucleotide Phosphodiesterases, Type 4D; Cyclic Nucleotide Phosphodiesterases, Type 4D3; PDE4 Phosphodiesterases; PDE4D3 Phosphodiesterase; Phosphodiesterase 4; Phosphodiesterase 4A; Phosphodiesterase 4B; Phosphodiesterase 4C; Phosphodiesterase 4D; Phosphodiesterase IV; Phosphodiesterase-4; Type 4 Cyclic Nucleotide Phosphodiesterase; cAMP-Specific Phosphodiesterase 4A5; Phosphodiesterase 4A5, cAMP-Specific; Phosphodiesterase, PDE4D3; Phosphodiesterases, PDE4; cAMP Specific Phosphodiesterase 4A5