CATH Classification
Domain Context
CATH Clusters
| Superfamily | 3'5'-cyclic nucleotide phosphodiesterase, catalytic domain |
| Functional Family | Phosphodiesterase |
Enzyme Information
| 3.1.4.53 |
3',5'-cyclic-AMP phosphodiesterase.
based on mapping to UniProt Q07343
Adenosine 3',5'-cyclic phosphate + H(2)O = adenosine 5'-phosphate.
-!- Specific for 3',5'-cAMP and does not hydrolyze other nucleoside 3',5'-cyclic phosphates such as cGMP (cf. EC 3.1.4.17 and EC 3.1.4.35). -!- It is involved in modulation of the levels of cAMP, which is a mediator in the processes of cell transformation and proliferation. -!- Formerly EC 3.1.4.n1.
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UniProtKB Entries (1)
| Q07343 |
PDE4B_HUMAN
Homo sapiens
CAMP-specific 3',5'-cyclic phosphodiesterase 4B
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PDB Structure
| PDB | 3KKT |
| External Links | |
| Method | X-RAY DIFFRACTION |
| Organism | |
| Primary Citation |
Crystal structure of human PDE4b with 5-[3-[(1S,2S,4R)-Bicyclo[2.2.1]hept-2-yloxy]-4-methoxyp henyl]tetrahydro-2(1H)-pyrimidinone reveals ordering of the C-terminal helix residues 502-509.
To be Published
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