title: Two-protonic-state electrophiles as probes of enzyme mechanisms.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D004220:Disulfides / Q000378:metabolism; D004798:Enzymes / Q000378:metabolism*; D006863:Hydrogen-Ion Concentration; D007202:Indicators and Reagents; D007700:Kinetics; D011522:Protons; D013438:Sulfhydryl Compounds / Q000378:metabolism
chemical_list: D004220:Disulfides; D004798:Enzymes; D007202:Indicators and Reagents; D011522:Protons; D013438:Sulfhydryl Compounds