Source:http://linkedlifedata.com/resource/pubmed/id/19569184
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
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pubmed:dateCreated |
2010-2-3
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pubmed:abstractText |
The analytic energy gradients for the combined fragment molecular orbital and polarizable continuum model (FMO/PCM) method are derived and implemented. Applications of FMO/PCM geometry optimization to polyalanine show that the structures obtained with the FMO/PCM method are very close to those obtained with the corresponding full ab initio PCM methods. FMO/PCM (RHF/6-31G* level) is used to optimize the solution structure of the 304-atom Trp-cage miniprotein and the result is in agreement with NMR experiments. The key factors determining the relative stability of the alpha-helix, beta-turn and the extended form in solution are elucidated for polyalanine.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Mar
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pubmed:issn |
1096-987X
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pubmed:author | |
pubmed:copyrightInfo |
(c) 2009 Wiley Periodicals, Inc.
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pubmed:issnType |
Electronic
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pubmed:volume |
31
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
778-90
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pubmed:meshHeading |
pubmed-meshheading:19569184-Computer Simulation,
pubmed-meshheading:19569184-Magnetic Resonance Spectroscopy,
pubmed-meshheading:19569184-Models, Chemical,
pubmed-meshheading:19569184-Molecular Structure,
pubmed-meshheading:19569184-Peptides,
pubmed-meshheading:19569184-Proteins,
pubmed-meshheading:19569184-Quantum Theory,
pubmed-meshheading:19569184-Solutions
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pubmed:year |
2010
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pubmed:articleTitle |
Energy gradients in combined fragment molecular orbital and polarizable continuum model (FMO/PCM) calculation.
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pubmed:affiliation |
Department of Chemistry, University of Nebraska-Lincoln, Lincoln, Nebraska 68588, USA. hli4@unl.edu
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, Non-P.H.S.,
Research Support, Non-U.S. Gov't
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