Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables several functions, including RNA polymerase II CTD heptapeptide repeat kinase activity; chromatin binding activity; and nucleic acid binding activity. Involved in regulation of mRNA 3'-end processing. Located in nucleus. Part of cyclin/CDK positive transcription elongation factor complex. Is expressed in several structures, including alimentary system; early embryo; genitourinary system; hemolymphoid system; and nervous system. Orthologous to human CDK9 (cyclin dependent kinase 9).