Imidazole
From The School of Biomedical Sciences Wiki
Imidazole is an aromatic functional group which is positivley charged at pH 7. It can be found in histidine and is responsible for the binding and removing protons in the active site of enzymes [1].
References:
- ↑ L.Stryer, Biochemistry, 7th edition, W.H. Freeman and Company 2012, page 31
