title: Preliminary x-ray diffraction data for tetragonal crystals of trypsinized Escherichia coli elongation factor.
mesh_terms: D004926:Escherichia coli / Q000032:analysis*; D008970:Molecular Weight; D010445:Peptide Elongation Factors / Q000302:isolation & purification; D014357:Trypsin; D014961:X-Ray Diffraction
chemical_list: D010445:Peptide Elongation Factors; D014357:Trypsin