Crossref journal-article
AIP Publishing
The Journal of Chemical Physics (317)
Abstract

The structural properties of the salivary protein statherin upon adsorption have been examined using a coarse-grained model and Monte Carlo simulation. A simple model system with focus on electrostatic interactions and short-ranged attractions among the uncharged amino acids has been used. To mimic hydrophobically modified surfaces, an extra short-ranged interaction was implemented between the amino acids and the surface. It has been shown that the adsorption and the thickness of the adsorbed layer are determined by (i) the affinity for the surface, i.e., denser layer with an extrashort-ranged potential, and (ii) the distribution of the charges along the chain. If all the amino acids have a high affinity for the surface, the protein adsorbs in a train conformation, if the surface is negatively charged the protein adsorbs in a tail-train conformation, whereas if the surface is positively charged the protein adsorbs in a loop conformation. The latter gives rise to a more confined adsorbed layer.

Bibliography

Skepö, M. (2008). Model simulations of the adsorption of statherin to solid surfaces: Effects of surface charge and hydrophobicity. The Journal of Chemical Physics, 129(18).

Authors 1
  1. M. Skepö (first)
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Dates
Type When
Created 16 years, 9 months ago (Nov. 10, 2008, 6:30 p.m.)
Deposited 2 years, 2 months ago (June 19, 2023, 11:01 p.m.)
Indexed 1 month ago (July 30, 2025, 6:52 a.m.)
Issued 16 years, 9 months ago (Nov. 10, 2008)
Published 16 years, 9 months ago (Nov. 10, 2008)
Published Online 16 years, 9 months ago (Nov. 10, 2008)
Published Print 16 years, 9 months ago (Nov. 14, 2008)
Funders 0

None

@article{Skep__2008, title={Model simulations of the adsorption of statherin to solid surfaces: Effects of surface charge and hydrophobicity}, volume={129}, ISSN={1089-7690}, url={http://dx.doi.org/10.1063/1.3002317}, DOI={10.1063/1.3002317}, number={18}, journal={The Journal of Chemical Physics}, publisher={AIP Publishing}, author={Skepö, M.}, year={2008}, month=nov }