Phosphatidylinositol 4,5-Bisphosphate (PIP 2)

PIP 2 is a glycerophospholipid that is acted upon by the enzyme phospholipase C to yield sn-1,2-diacylglycerol (DAG) and inositol 1,4,5-trisphosphate (InsP 3). Both of these compounds act as second messengers in signal transduction.

See also: Figure 23.14, Second Messenger Systems

INTERNET LINKS:

> 1. Neurochemistry and Second Messenger Functions

> 2. Second Messenger Cascades