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231224s2014 xx |||||o 00| ||eng c |
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|a 10.1002/jcc.23619
|2 doi
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|a pubmed24n0792.xml
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|a DE-627
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|e rakwb
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|a eng
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|a Maruyama, Yutaka
|e verfasserin
|4 aut
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|a Massively parallel implementation of 3D-RISM calculation with volumetric 3D-FFT
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|c 2014
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|a Text
|b txt
|2 rdacontent
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|a ƒaComputermedien
|b c
|2 rdamedia
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|a ƒa Online-Ressource
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|2 rdacarrier
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|a Date Completed 24.04.2015
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|a Date Revised 06.06.2014
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|a published: Print-Electronic
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|a Citation Status MEDLINE
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|a Copyright © 2014 Wiley Periodicals, Inc.
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|a A new three-dimensional reference interaction site model (3D-RISM) program for massively parallel machines combined with the volumetric 3D fast Fourier transform (3D-FFT) was developed, and tested on the RIKEN K supercomputer. The ordinary parallel 3D-RISM program has a limitation on the number of parallelizations because of the limitations of the slab-type 3D-FFT. The volumetric 3D-FFT relieves this limitation drastically. We tested the 3D-RISM calculation on the large and fine calculation cell (2048(3) grid points) on 16,384 nodes, each having eight CPU cores. The new 3D-RISM program achieved excellent scalability to the parallelization, running on the RIKEN K supercomputer. As a benchmark application, we employed the program, combined with molecular dynamics simulation, to analyze the oligomerization process of chymotrypsin Inhibitor 2 mutant. The results demonstrate that the massive parallel 3D-RISM program is effective to analyze the hydration properties of the large biomolecular systems
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|a Journal Article
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|a Research Support, Non-U.S. Gov't
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|a 3D-FFT
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|a 3D-RISM theory
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|a massively parallel machine
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|a Peptides
|2 NLM
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|a Plant Proteins
|2 NLM
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|a Polymers
|2 NLM
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|a chymotrypsin inhibitor 2
|2 NLM
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|a Yoshida, Norio
|e verfasserin
|4 aut
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|a Tadano, Hiroto
|e verfasserin
|4 aut
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|a Takahashi, Daisuke
|e verfasserin
|4 aut
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|a Sato, Mitsuhisa
|e verfasserin
|4 aut
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|a Hirata, Fumio
|e verfasserin
|4 aut
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|i Enthalten in
|t Journal of computational chemistry
|d 1984
|g 35(2014), 18 vom: 05. Juli, Seite 1347-55
|w (DE-627)NLM098138448
|x 1096-987X
|7 nnns
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|g volume:35
|g year:2014
|g number:18
|g day:05
|g month:07
|g pages:1347-55
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|u http://dx.doi.org/10.1002/jcc.23619
|3 Volltext
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