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Updated: May 14, 2026

Microfluidic Mixers for Studying Protein Folding
Published on: April 10, 2012
A dynamical approach to protein folding
1Dipartimento di Fisica, Universitá `La Sapienza', P.zle A. Moro, 2, I-00185 Roma, Italy ; INFM, UdR Firenze, L.go E. Fermi, 2, I-50125 Firenze, Italy.
Abstract:
In this paper we show that a dynamical description of the protein folding process provides an effective representation of equilibrium properties and it allows for a direct investigation of the mechanisms ruling the approach towards the native configuration. The results reported in this paper have been obtained fora two-dimensional toy-model of aminoacid sequences, whosenative configurations were previously determined byMonte Carlo techniques.The somewhat controversial scenario emerging from the comparison among different thermodynamical indicators is definitely better resolved with the help of a truly dynamical description. In particular,we are able to identify the metastable states visited during the folding process by monitoring the temporal evolution of the `long-range' potentialenergy. Moreover, the resulting dynamical scenario is consistent with the picture arising from a reconstruction of the energy landscape in the vicinity of the global minimum. This suggests that the introduction of efficient `static' indicators too should properly account for the complex `orography' of the landscape.
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