title: Orientation of double-helical segments in crystals of yeast phenylalanine transfer RNA.
mesh_terms: D008722:Methods; D008961:Models, Structural; D009690:Nucleic Acid Conformation; D009949:Orientation; D010649:Phenylalanine; D012343:RNA, Transfer; D014961:X-Ray Diffraction; D015003:Yeasts
chemical_list: D010649:Phenylalanine; D012343:RNA, Transfer