STRNAD, Ondřej, Vilém ŠUSTR, Barbora KOZLÍKOVÁ and Jiří SOCHOR. Geometrical Detection of Pathways in Protein Structures Leading Among More Binding Sites. In Hesham H. Ali. BIOTECHNO 2014 : The Sixth International Conference on Bioinformatics, Biocomputational Systems and Biotechnologies. Chamonix/France: IARIA XPS Press, 2014, p. 93-98. ISBN 978-1-61208-335-3.
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Basic information
Original name Geometrical Detection of Pathways in Protein Structures Leading Among More Binding Sites
Authors STRNAD, Ondřej (203 Czech Republic, guarantor, belonging to the institution), Vilém ŠUSTR (203 Czech Republic, belonging to the institution), Barbora KOZLÍKOVÁ (203 Czech Republic, belonging to the institution) and Jiří SOCHOR (203 Czech Republic, belonging to the institution).
Edition Chamonix/France, BIOTECHNO 2014 : The Sixth International Conference on Bioinformatics, Biocomputational Systems and Biotechnologies, p. 93-98, 6 pp. 2014.
Publisher IARIA XPS Press
Other information
Original language English
Type of outcome Proceedings paper
Field of Study 10201 Computer sciences, information science, bioinformatics
Country of publisher France
Confidentiality degree is not subject to a state or trade secret
Publication form storage medium (CD, DVD, flash disk)
RIV identification code RIV/00216224:14330/14:00074865
Organization unit Faculty of Informatics
ISBN 978-1-61208-335-3
ISSN 2308-4383
Keywords (in Czech) protein; ribozom; tunel; kanál; aktivní místo; vazebné místo; Voroného diagram; Delaunay triangulace
Keywords in English protein; ribosome; tunnel; channel; active site; binding site; Voronoi diagram; Delaunay triangulation
Tags International impact, Reviewed
Changed by Changed by: doc. RNDr. Barbora Kozlíková, Ph.D., učo 60850. Changed: 27/8/2014 08:34.
Abstract
In this paper, we present a novel algorithm for the detection of pathways connecting two or more specific user defined binding sites, which are deeply buried in a protein macromolecule. These pathways can play an important role in the protein reactivity and overall behavior. However, our new algorithm can be generalized and used for computation of pathways inside an arbitrary set of spheres in three-dimensional space, leading through an ordered set of user-defined sites. Our approach is based on the localized Voronoi diagram approach and the Delaunay triangulation. The greatest benefit of our approach is its independence on the size of the input data set. This is achieved by using only a subset of all atoms in the macromolecule in each phase. This substantially reduces the size of the processed space. The method can also be utilized for determination whether pathways wide and straight enough exist among determined binding sites. This information then serves as the guideline for assessing the migration of products of chemical reaction between these binding sites.
Links
LG13010, research and development projectName: Zastoupení ČR v European Research Consortium for Informatics and Mathematics (Acronym: ERCIM-CZ)
Investor: Ministry of Education, Youth and Sports of the CR
MUNI/A/0915/2013, interní kód MUName: Výzkum FI ve vybraných oblastech aplikované informatiky (Acronym: FI_Apl_Inf_2014)
Investor: Masaryk University, Category A
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