title: Chromosomal proteins: tightly bound nucleic acid and its bearing on the measurement of nonhistone protein phosphorylation.
mesh_terms: D001665:Binding Sites; D002458:Cell Fractionation; D002499:Centrifugation, Density Gradient; D002843:Chromatin / Q000302:isolation & purification / Q000378:metabolism; D002875:Chromosomes / Q000201:enzymology*; D004247:DNA / Q000378:metabolism*; D003852:Deoxyribonucleoproteins / Q000378:metabolism*; D006146:Guanidines; D006367:HeLa Cells / Q000378:metabolism; D009698:Nucleoproteins / Q000378:metabolism*; D006656:Protamine Kinase / Q000378:metabolism; D011485:Protein Binding; D011494:Protein Kinases / Q000378:metabolism*
chemical_list: D002843:Chromatin; D003852:Deoxyribonucleoproteins; D006146:Guanidines; D009698:Nucleoproteins; D004247:DNA; D011494:Protein Kinases; D006656:Protamine Kinase