title: Evidence for the presence of a small subunit as the principal component of the nitrate reductase of Escherichia Coli K 12.
mesh_terms: D000595:Amino Acid Sequence; D000596:Amino Acids / Q000032:analysis; D004926:Escherichia coli / Q000201:enzymology*; D008970:Molecular Weight; D009565:Nitrate Reductases / Q000302:isolation & purification*; D011487:Protein Conformation
chemical_list: D000596:Amino Acids; D009565:Nitrate Reductases