Article
Probing the mechanism of inactivation of human pyruvate dehydrogenase by phosphorylation of three sites.
The Journal of biological chemistry - 23 Feb 2001
Korotchkina L G, Patel M S
Abstract excerpt
Activity of the mammalian pyruvate dehydrogenase complex (PDC) is regulated by phosphorylation-dephosphorylation of three serine residues (designated site 1, Ser-264; site 2, Ser-271; site 3, Ser-203) in the alpha subunit of the pyruvate dehydrogenase (E1) component. Substitutions of the phosphorylation sites were generated by site-directed mutagenesis. Glutamate (S1E) and aspartate (S1D) substitutions at site 1...
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