title: On the mechanism of ribonuclease A. Crystal and molecular structure of uridine 3'-O-thiophosphate methyl ester triethylammonium salt.
mesh_terms: D001665:Binding Sites; D003461:Crystallography; D004952:Esters; D008961:Models, Structural; D008968:Molecular Conformation; D009712:Nucleotides, Cyclic; D000644:Quaternary Ammonium Compounds; D012260:Ribonucleases; D013237:Stereoisomerism; D014500:Uracil Nucleotides / Q000032:analysis*
chemical_list: D004952:Esters; D009712:Nucleotides, Cyclic; D000644:Quaternary Ammonium Compounds; D014500:Uracil Nucleotides; D012260:Ribonucleases