Factorising ligand affinity: a combined thermodynamic and crystallographic study of trypsin and thrombin inhibition.
Dullweber, F., Stubbs, M.T., Musil, D., Sturzebecher, J., Klebe, G.(2001) J Mol Biol 313: 593-614
- PubMed: 11676542 
- DOI: 10.1006/jmbi.2001.5062
- Primary Citation of Related Structures:  
1K1I, 1K1J, 1K1L, 1K1M, 1K1N, 1K1O, 1K1P, 1K21, 1K22 - PubMed Abstract: 
The binding of a series of low molecular weight ligands towards trypsin and thrombin has been studied by isothermal titration calorimetry and protein crystallography. In a series of congeneric ligands, surprising changes of protonation states occur and are overlaid on the binding process ...