Kim JB, Sharp PA (abril de 2001). «Positive transcription elongation factor B phosphorylates hSPT5 and RNA polymerase II carboxyl-terminal domain independently of cyclin-dependent kinase-activating kinase». J. Biol. Chem.276 (15): 12317-23. PMID11145967. doi:10.1074/jbc.M010908200.
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ncbi.nlm.nih.gov
Kim JB, Sharp PA (abril de 2001). «Positive transcription elongation factor B phosphorylates hSPT5 and RNA polymerase II carboxyl-terminal domain independently of cyclin-dependent kinase-activating kinase». J. Biol. Chem.276 (15): 12317-23. PMID11145967. doi:10.1074/jbc.M010908200.