Aminoacylation of tRNA Trp from beef liver, yeast and E. coli by beef pancrease tryptophan-tRNA ligase. Stoichiometry of tRNATrp binding. - M. Dorizzi; G. Merault; Maurille J. Fournier; J. Labouesse; Gérard Keith; G. Dirheimer; R. H. Buckingham (Nucleic Acids Res., 1977)