title: Photoaffinity reaction between polyuridylic acid and protein S1 on the Escherichia coli ribosome.
mesh_terms: D001426:Bacterial Proteins / Q000378:metabolism* / Q000528:radiation effects; D001665:Binding Sites; D002850:Chromatography, Gel; D004591:Electrophoresis, Polyacrylamide Gel; D004926:Escherichia coli / Q000378:metabolism*; D008970:Molecular Weight; D011072:Poly U / Q000378:metabolism / Q000528:radiation effects*; D011485:Protein Binding; D011830:Radiation Effects; D012270:Ribosomes / Q000378:metabolism / Q000528:radiation effects*; D014466:Ultraviolet Rays
chemical_list: D001426:Bacterial Proteins; D011072:Poly U