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dc.contributor.authorStavrakoudis, A.en
dc.contributor.authorTsikaris, V.en
dc.date.accessioned2015-11-24T16:54:30Z-
dc.date.available2015-11-24T16:54:30Z-
dc.identifier.issn1075-2617-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/10162-
dc.rightsDefault Licence-
dc.subjectcomputational alanine scanningen
dc.subjectbackbone-dependent orientationen
dc.subjectcharge-charge interactionen
dc.subjectcomputer simulationen
dc.subjectcyclic peptidesen
dc.subjectdisulfide cyclizationen
dc.subjectmolecular dynamicsen
dc.subjectside-chain conformationen
dc.subjectopioid receptor pharmacophoreen
dc.subjecttetrapeptide tyr-c<d-cys-phe-d-pen>oh jom-13en
dc.subjectmolecular-dynamics simulationsen
dc.subjectcyclic-peptidesen
dc.subjectactive-siteen
dc.subjectcxxc motifen
dc.subjectmodelen
dc.subjecttoolen
dc.subjectreplacementsen
dc.subjectpredictionen
dc.titleComputational studies on the backbone-dependent side-chain orientation induced by the (S,S)-CXC motifen
heal.typejournalArticle-
heal.type.enJournal articleen
heal.type.elΆρθρο Περιοδικούel
heal.identifier.primaryDoi 10.1002/Psc.1066-
heal.identifier.secondary<Go to ISI>://000262016400005-
heal.identifier.secondaryhttp://onlinelibrary.wiley.com/store/10.1002/psc.1066/asset/1066_ftp.pdf?v=1&t=h0f8tfto&s=72b36695721c4cf92ed203299dcec581a2780a66-
heal.languageen-
heal.accesscampus-
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Θετικών Επιστημών. Τμήμα Χημείαςel
heal.publicationDate2008-
heal.abstractDisulfide cyclization is a well-known procedure to impose conformational restriction to peptides undergoing backbone flexibility. Rigid conformations are induced only for small rings with a specific combination of amino acids. In this work. we present: a computational search of the backbone and backbone-dependent side-chain orientation of two series of linear and cyclic peptide analogs. The -C[XY]C- scaffold (where X,Y is arginine, aspartic acid or alanine residue) in Its open and (S,S) cyclic form was used for the design of the studied analogs Thidy-six compounds, resulting from the extension with one residue at either the N- or the C-termius were studied with classical MD. The local backbone conformation and the relative orientation of the X and Y side chains induced by either cyclization and/or the presence of file charged residues are discussed. From the present. study it is concluded that cyclization has a great impact on the synplanar orientation of the X and Y side chains in the (S,S)Ac-XCYC-NH(2) series of compounds while charge-charge Interaction has only a weak synergic effect. On the contrary, the antiplanar orientation is favored in the case of (S,S)Ac-CXCY-NH(2). Copyright (c) 2008 European Peptide Society and John Wiley & Sons, Ltd.en
heal.journalNameJournal of Peptide Scienceen
heal.journalTypepeer reviewed-
heal.fullTextAvailabilityTRUE-
Appears in Collections:Άρθρα σε επιστημονικά περιοδικά ( Ανοικτά). ΧΗΜ

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