title: Endogenous protein kinase activity in nuclear RNP particles from HeLa cells.
mesh_terms: D000255:Adenosine Triphosphate / Q000378:metabolism; D005260:Female; D006367:HeLa Cells / Q000201:enzymology*; D006801:Humans; D008970:Molecular Weight; D009698:Nucleoproteins / Q000378:metabolism*; D010750:Phosphoproteins / Q000096:biosynthesis; D010761:Phosphorus Radioisotopes; D011494:Protein Kinases / Q000378:metabolism*; D012313:RNA / Q000378:metabolism*; D012334:RNA, Neoplasm / Q000378:metabolism
chemical_list: D009698:Nucleoproteins; D010750:Phosphoproteins; D010761:Phosphorus Radioisotopes; D012334:RNA, Neoplasm; D012313:RNA; D000255:Adenosine Triphosphate; D011494:Protein Kinases