1983
  1. Zakin,M.M., Duchange,N., Ferrara,P. and Cohen,G.N.
    Nucleotide sequence of the metL gene of Escherichia coli. Its product, the bifunctional aspartokinase ii-homoserine dehydrogenase II, and the bifunctional product of the thrA gene, aspartokinase I-homoserine dehydrogenase I, derive from a common ancestor
    J Biol Chem (1983) 258, 3028-3031. PubMed  Europe PubMed