title: Hydrogen-tritium exchange titration of the histidine residues in ribonuclease T1 and analysis of their microenvironments.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D006639:Histidine; D007553:Isotope Labeling; D007700:Kinetics; D010446:Peptide Fragments / Q000032:analysis; D006163:Ribonuclease T1 / Q000378:metabolism; D012260:Ribonucleases / Q000378:metabolism; D013820:Thermolysin; D014316:Tritium; D014357:Trypsin
chemical_list: D000596:Amino Acids; D010446:Peptide Fragments; D014316:Tritium; D006639:Histidine; D012260:Ribonucleases; D006163:Ribonuclease T1; D014357:Trypsin; D013820:Thermolysin