title: Purification of ribonuclease U 1  and some properties of ribonucleases U 1  and N 1 .
mesh_terms: D000596:Amino Acids / Q000032:analysis; D001487:Basidiomycota / Q000201:enzymology; D002850:Chromatography, Gel; D002852:Chromatography, Ion Exchange; D006152:Cyclic GMP; D004589:Electrophoresis, Disc; D006868:Hydrolysis; D007461:Iodoacetates; D007700:Kinetics; D009713:Nucleotidyltransferases / Q000302:isolation & purification* / Q000378:metabolism; D013057:Spectrum Analysis; D014466:Ultraviolet Rays
chemical_list: D000596:Amino Acids; D007461:Iodoacetates; D009713:Nucleotidyltransferases; D006152:Cyclic GMP