Stepwise removal of histones from native deoxyribonucleoprotein by titration with acid at low temperature and some properties of the resulting partial nucleoproteins.

Amino Acids/analysis Chromatography, Ion Exchange Cold Temperature Deoxyribonucleases Electrophoresis Histones/analysis Hydrogen-Ion Concentration Hydrolysis Macromolecular Substances Nucleic Acid Denaturation Nucleoproteins/analysis,isolation & purification Protein Denaturation RNA/biosynthesis RNA Nucleotidyltransferases Ribonucleases Spectrophotometry Sulfuric Acids Ultracentrifugation Ultraviolet Rays

Amino Acids Histones Macromolecular Substances Nucleoproteins Sulfuric Acids RNA RNA Nucleotidyltransferases Deoxyribonucleases Ribonucleases