Classes
PI3Ks interact with the IRS (Insulin receptor substrate) in order to regulate glucose uptake through a series of phosphorylation events.
The phosphoinositol-3-kinase family is divided into three different classes: Class I, Class II, and Class III. The classifications are based on primary structure, regulation, and in vitro lipid substrate specificity.
Read more about this topic: Phosphoinositide 3-kinase
Famous quotes containing the word classes:
“Genocide begins, however improbably, in the conviction that classes of biological distinction indisputably sanction social and political discrimination.”
—Andrea Dworkin (b. 1946)
“When we of the so-called better classes are scared as men were never scared in history at material ugliness and hardship; when we put off marriage until our house can be artistic, and quake at the thought of having a child without a bank-account and doomed to manual labor, it is time for thinking men to protest against so unmanly and irreligious a state of opinion.”
—William James (1842–1910)
“There are three classes into which all the women past seventy that ever I knew were to be divided: 1. That dear old soul; 2. That old woman; 3. That old witch.”
—Samuel Taylor Coleridge (1772–1834)