The ONIOM molecular dynamics method for biochemical applications : cytidine deaminase.
ChemPhysLett_437-1-3_138.pdf 285 KB
We developed and implemented the ONIOM-molecular dynamics (MD) method for biochemical applications. The implementation allows the characterization of the functions of the real enzymes taking account of their thermal motion. In this method, the direct MD is performed by calculating the ONIOM energy and gradients of the system on the fly. We describe the first application of this ONOM-MD method to cytidine deaminase. The environmental effects on the substrate in the active site are examined. The ONIOM-MD simulations show that the product uridine is strongly perturbed by the thermal motion of the environment and dissociates easily from the active site.
Chemical Physics Letters
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Elsevier Science B.V.
Copyright (c) 2007 Elsevier B.V.
Graduate School of Science