title: Ligand-induced dimer-to-tetramer transformation in cytosine triphosphate synthetase.
mesh_terms: D000255:Adenosine Triphosphate; D001665:Binding Sites; D002247:Carbon Isotopes; D002850:Chromatography, Gel; D003597:Cytosine Nucleotides; D004357:Drug Synergism; D004926:Escherichia coli / Q000201:enzymology; D005453:Fluorescence; D005973:Glutamine; D008025:Ligases; D046911:Macromolecular Substances; D008956:Models, Chemical; D008961:Models, Structural; D008970:Molecular Weight; D011487:Protein Conformation; D014316:Tritium; D014500:Uracil Nucleotides
chemical_list: D002247:Carbon Isotopes; D003597:Cytosine Nucleotides; D046911:Macromolecular Substances; D014500:Uracil Nucleotides; D005973:Glutamine; D014316:Tritium; D000255:Adenosine Triphosphate; D008025:Ligases