title: Photochemical modification of aromatic residues in irradiated ribonuclease.
mesh_terms: D002942:Circular Dichroism; D004220:Disulfides / Q000528:radiation effects; D004789:Enzyme Activation / Q000528:radiation effects; D006863:Hydrogen-Ion Concentration; D010777:Photochemistry; D011830:Radiation Effects; D012260:Ribonucleases / Q000528:radiation effects*; D013056:Spectrophotometry, Ultraviolet; D014443:Tyrosine / Q000528:radiation effects; D014466:Ultraviolet Rays
chemical_list: D004220:Disulfides; D014443:Tyrosine; D012260:Ribonucleases