Linked from
The 36 pages that link to Enzyme catalysis, each with the reason it gives.
HydrolysisRelated: Hydrolase enzymes position water and substrates to cleave bonds selectively.
Acid–base equilibriumRelated: Many enzymes depend on protonation states that shift with local pH.
ConformationRelated: Enzyme conformations can position substrates and stabilize reaction pathways.
ImineRelated: Some enzymes use imine intermediates to bind substrates and carry out transformations.