Phosphorylated S6K1 in turn phosphorylates eIF4G, a component of the protein complex eIF4F, which is involved in the recognition of the mRNA cap, ATP-dependent unwinding of 5'-terminal secondary structure and recruitment of mRNA to the ribosome.
Hay, N, Sonenberg, N
protein serine/threonine kinase activity of p-S371,T389-RPS6KB1 [cytosol]
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