Article,

ARTIST: An activated method in internal coordinate space for sampling protein energy landscapes

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PROTEINS-STRUCTURE FUNCTION AND BIOINFORMATICS, 63 (4): 967-975 (June 2006)ARTIST: An activated method in internal coordinate space for sampling protein energy landscapes (p 967-975) Mi-Ran Yun, R. Lavery, N. Mousseau, K. Zakrzewska, P. Derreumaux Published Online: Mar 7 2006 1:53PM DOI: 10.1002/prot.20938.
DOI: {10.1002/prot.20938}

Abstract

We present the first applications of an activated method in internal coordinate space for sampling all-atom protein conformations, the activation-relaxation technique for internal coordinate. space trajectories (ARTIST). This method differs from all previous internal coordinate-based studies aimed at folding or refining protein structures in that conformational. changes result from identifying and crossing well-defined saddle points connecting energy minima. Our simulations of four model proteins containing between 4 and 47 amino acids indicate that this method is efficient for exploring conformational space in both sparsely and densely packed environments, and offers new perspectives for applications ranging from computer-aided drug design to supramolecular assembly. Proteins 2006;63:967-975. (c) 2006 Wiley-Liss, Inc.

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