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Spatiotemporal Control of Protein Activity through Optogenetic Allosteric Regulation
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Orm/ORMDL proteins: Gate guardians and master regulators.

Deanna Davis1, Muthukumar Kannan1, Binks Wattenberg1

  • 1Department of Biochemistry and Molecular Biology, Virginia Commonwealth University, Richmond, VA 23298, USA.

Advances in Biological Regulation
|September 9, 2018
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Summary
This summary is machine-generated.

Serine palmitoyltransferase (SPT) regulates sphingolipid production. Orms/ORMDLs act as homeostatic regulators, impacting SPT activity and potentially linking to diseases like asthma.

Keywords:
AsthmaORMDLOrmSerine palmitoyltransferaseSphingolipid biosynthesis

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Area of Science:

  • Lipid biology
  • Cellular signaling
  • Membrane biophysics

Background:

  • Sphingolipids are crucial for cell membrane structure and signaling.
  • Sphingolipid diversity arises from complex enzymatic pathways.
  • Serine palmitoyltransferase (SPT) initiates sphingolipid synthesis.

Purpose of the Study:

  • To review the regulation of SPT activity.
  • To examine the role of Orms/ORMDLs in sphingolipid homeostasis.
  • To explore the link between ORMDL3 and asthma.

Main Methods:

  • Review of existing literature on SPT regulation.
  • Analysis of the function of Orms/ORMDLs.
  • Discussion of the connection between ORMDL3 and human disease.

Main Results:

  • Orms/ORMDLs act as homeostatic regulators of SPT.
  • These proteins monitor cellular sphingolipid levels.
  • ORMDL3 is implicated in the pulmonary disease asthma.

Conclusions:

  • SPT regulation by Orms/ORMDLs is key to sphingolipid homeostasis.
  • Dysregulation may contribute to diseases like asthma.
  • Further research into Orms/ORMDLs and SPT is warranted.