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Defining Substrate Specificities for Lipase and Phospholipase Candidates
Published on: November 23, 2016
Phospholipase D in the Golgi apparatus.
Christian Riebeling1, Andrew J Morris, Dennis Shields
1Department of Developmental and Molecular Biology, Albert Einstein College of Medicine of Yeshiva University, Bronx, New York 10461, USA. c_riebeling@yahoo.com
Biochimica Et Biophysica Acta
|April 21, 2009
Summary
Phospholipase D plays a key role in vesicle formation and transport within the Golgi apparatus. Its activity, along with its products, is crucial for regulating vesicular trafficking and membrane dynamics.
Area of Science:
- Cell Biology
- Molecular Biology
- Biochemistry
Background:
- The Golgi apparatus utilizes diverse mechanisms for vesicle formation to transport various cellular cargoes.
- Phospholipase D (PLD) is localized to the Golgi and influences vesicle trafficking.
- ADP-ribosylation factors (ARFs) regulate PLD activity and vesicle transport.
Purpose of the Study:
- To summarize recent findings on the function of Phospholipase D (PLD) at the Golgi apparatus.
- To elucidate the role of PLD in the secretory pathway and vesicle dynamics.
Main Methods:
- Literature review of recent studies on Phospholipase D.
- Analysis of the regulatory mechanisms involving ADP-ribosylation factors.
- Examination of the roles of PLD products, phosphatidic acid and diacylglycerol.
Main Results:
- Phospholipase D is confirmed to be present and active at the Golgi apparatus.
- ADP-ribosylation factors modulate Phospholipase D activity, impacting vesicle trafficking.
- Phosphatidic acid and diacylglycerol, products of PLD, are involved in vesicle fission and fusion.
Conclusions:
- Phospholipase D is a significant regulator of vesicle formation and transport at the Golgi.
- Understanding PLD's role provides insights into the intricate processes of the secretory pathway.
- Further research on PLD and its lipid products can reveal novel therapeutic targets for vesicular transport disorders.
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