title: The peptide chain of tyrosyl tRNA synthetase: no evidence for a super-secondary structure of four alpha-helices.
mesh_terms: D000604:Amino Acyl-tRNA Synthetases; D008958:Models, Molecular; D011487:Protein Conformation; D014448:Tyrosine-tRNA Ligase; D014961:X-Ray Diffraction
chemical_list: D000604:Amino Acyl-tRNA Synthetases; D014448:Tyrosine-tRNA Ligase