Direct Observation of Non-covalent Complexes for Phosphorylated Flavonoid-protein Interaction by ESI

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Diethyl flavon-7-yl phosphate was synthesized by modified Atheron-Todd reaction. The result of ESI shows that the phosphated flavonoids possess stronger binding affinities toward proteins such as myoglobin, insulin and lysozyme and are easier to form the non-covalent complexes with them.
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