Glycerophospholipids
Glycerophospholipids are a class of lipids that are essential components of cell membranes. They consist of a glycerol backbone, two fatty acid tails, and a phosphate group. This structure allows them to form bilayers, which create a barrier that separates the interior of the cell from the external environment.
These molecules play a crucial role in various biological functions, including cell signaling and membrane fluidity. Glycerophospholipids can also serve as precursors for signaling molecules, such as diacylglycerol and phosphatidic acid, which are involved in cellular communication and metabolism.