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[Phosphodiesterases of cyclic GMP]
1Laboratorium Białek Sygnałowych Instytutu Immunologii i Terapii Doświadczalnej PAN im. L. Hirszfelda we Wrocławiu. wroblew@immuno.iitd.pan.wroc.pl
Postepy Higieny I Medycyny Doswiadczalnej
|January 25, 2002
Summary
Phosphodiesterases (PDEs) are enzymes that break down cyclic nucleotides. This review covers the structure, location, regulation, and function of PDE families that specifically hydrolyze cyclic guanosine monophosphate (cGMP).
Area of Science:
- Biochemistry
- Molecular Biology
- Enzymology
Context:
- Cyclic nucleotides like cAMP and cGMP are crucial second messengers in cellular signaling.
- Phosphodiesterases (PDEs) regulate intracellular levels of these cyclic nucleotides by catalyzing their hydrolysis.
- Understanding PDE function is key to deciphering various physiological and pathological processes.
Purpose:
- To provide a comprehensive summary of current knowledge on cGMP-hydrolyzing phosphodiesterases (PDEs).
- To review the structural characteristics, cellular and tissue distribution, regulatory mechanisms, and functional roles of different PDE families.
- To consolidate information on PDEs involved in cGMP metabolism.
Summary:
- This paper reviews the structure, localization, regulation, and function of various phosphodiesterase (PDE) families.
- Focus is placed on PDEs that specifically hydrolyze cyclic guanosine monophosphate (cGMP).
- The diverse mechanisms controlling PDE activity and their physiological relevance are discussed.
Impact:
- This review serves as a valuable resource for researchers studying cyclic nucleotide signaling.
- It highlights the importance of PDEs in cellular function and potential therapeutic targets.
- Provides a foundation for further investigation into PDE-specific functions and drug development.