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. Author manuscript; available in PMC: 2012 Oct 12.
Published in final edited form as: Chem Rev. 2011 Sep 12;111(10):6130–6185. doi: 10.1021/cr200085w

Figure 1.

Figure 1

The specific reaction catalyzed by phospholipase A2 at the sn-2 position of the glycerol backbone is shown. X, any of a number of polar headgroups; R1, fatty acids, or alkyl, or alkenyl groups and R2, fatty acids or acyl moieties.