title: Proceedings: Organization of Escherichia coli aspartokinase I-Homoserine dehydrogenase I, an allosteric enzyme. -- Its possible origin by gene fusion and its evolutionary relationship with enzymes of the same biochemical pathway.
mesh_terms: D001222:Aspartate Kinase / Q000378:metabolism; D001225:Aspartokinase Homoserine Dehydrogenase / Q000276:immunology / Q000378:metabolism; D005075:Biological Evolution; D004926:Escherichia coli / Q000201:enzymology*; D005796:Genes; D007700:Kinetics; D008970:Molecular Weight; D009097:Multienzyme Complexes; D009154:Mutation; D013912:Threonine / Q000494:pharmacology
chemical_list: D009097:Multienzyme Complexes; D013912:Threonine; D001222:Aspartate Kinase; D001225:Aspartokinase Homoserine Dehydrogenase