title: The free radical in ribonucleotide reductase from Escherichia coli [proceedings].
mesh_terms: D004578:Electron Spin Resonance Spectroscopy; D004926:Escherichia coli / Q000201:enzymology*; D005609:Free Radicals; D005796:Genes; D046911:Macromolecular Substances; D011487:Protein Conformation; D012264:Ribonucleotide Reductases / Q000378:metabolism
chemical_list: D005609:Free Radicals; D046911:Macromolecular Substances; D012264:Ribonucleotide Reductases