title: The ribosomal S4-RNA fragment melts cooperatively when complexed with protein S4.
mesh_terms: D002942:Circular Dichroism; D004926:Escherichia coli / Q000032:analysis; D007700:Kinetics; D009690:Nucleic Acid Conformation; D009691:Nucleic Acid Denaturation; D009698:Nucleoproteins / Q000528:radiation effects; D011485:Protein Binding; D011487:Protein Conformation; D012335:RNA, Ribosomal / Q000528:radiation effects; D012261:Ribonucleoproteins / Q000528:radiation effects; D012269:Ribosomal Proteins / Q000528:radiation effects; D012270:Ribosomes / Q000032:analysis; D014466:Ultraviolet Rays
chemical_list: D009698:Nucleoproteins; D012335:RNA, Ribosomal; D012261:Ribonucleoproteins; D012269:Ribosomal Proteins