title: The deoxyribonucleic acid modification and restriction enzymes of Escherichia coli B. I. Purification, subunit structure, and catalytic properties of the modification methylase.
mesh_terms: D000241:Adenosine; D002499:Centrifugation, Density Gradient; D002848:Chromatography, DEAE-Cellulose; D003090:Coliphages; D004247:DNA; D004269:DNA, Bacterial; D004279:DNA, Viral; D004355:Drug Stability; D004589:Electrophoresis, Disc; D004926:Escherichia coli / Q000201:enzymology*; D005001:Ethionine; D006710:Homocysteine; D006863:Hydrogen-Ion Concentration; D046911:Macromolecular Substances; D008780:Methyltransferases / Q000037:antagonists & inhibitors / Q000302:isolation & purification; D008970:Molecular Weight; D009994:Osmolar Concentration; D012436:S-Adenosylmethionine; D012967:Sodium Dodecyl Sulfate; D013045:Species Specificity; D013440:Sulfides; D014316:Tritium
chemical_list: D004269:DNA, Bacterial; D004279:DNA, Viral; D046911:Macromolecular Substances; D013440:Sulfides; D006710:Homocysteine; D014316:Tritium; D012967:Sodium Dodecyl Sulfate; D012436:S-Adenosylmethionine; D004247:DNA; D008780:Methyltransferases; D000241:Adenosine; D005001:Ethionine