~ 120 J/deg/mol
||Structure and Mechanism in Protein Science: A Guide to Enzyme Catalysis and Protein Folding, Alan Fersht, W. H. Freeman, pp.68
||Entropic Contributions to Rate Accelerations in Enzymic and Intramolecular Reactions and the Chelate Effect, PNAS 1971 68(8): 1678–1683PubMed IDPMC389269
||Value is very large, meaning not completly clear. For a small molecule (MW 20-200) at 1M solution. equivalent to 40kJ/mol or 9kcal/mol at 25 deg C.
||Ron Milo - Admin