Please use this identifier to cite or link to this item: https://olympias.lib.uoi.gr/jspui/handle/123456789/8597
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dc.contributor.authorTsikaris, V.en
dc.contributor.authorCung, M. T.en
dc.contributor.authorSakarellos, C.en
dc.contributor.authorTzinia, A. K.en
dc.contributor.authorSoterladou, K. P.en
dc.contributor.authorSakarellos-Daitsiotis, M.en
dc.date.accessioned2015-11-24T16:42:47Z-
dc.date.available2015-11-24T16:42:47Z-
dc.identifier.issn0300-9580-
dc.identifier.urihttps://olympias.lib.uoi.gr/jspui/handle/123456789/8597-
dc.rightsDefault Licence-
dc.subjectcell-adhesionen
dc.subjectspectroscopyen
dc.subjectpeptidesen
dc.subjectregionen
dc.subjectrgden
dc.titleNmr-Study on a Sryd-Containing Fibronectin-Like Sequence-(250-257) of Leishmania-Gp63 - Contribution of Residual Water in the Dimethyl-Sulfoxide Solution Structureen
heal.typejournalArticle-
heal.type.enJournal articleen
heal.type.elΆρθρο Περιοδικούel
heal.identifier.primary10.1039/P29940000821-
heal.identifier.secondary<Go to ISI>://A1994NF45100028-
heal.languageen-
heal.accesscampus-
heal.recordProviderΠανεπιστήμιο Ιωαννίνων. Σχολή Θετικών Επιστημών. Τμήμα Χημείαςel
heal.publicationDate1994-
heal.abstractThe conformational characteristics of the I(250)ASRYDQL(257) synthetic octapeptide, which incorporates the SRYD adhesion site (252-255) of Leishmania gp63, have been investigated at pH 2 and 5, by means of 1D and 2D H-1 NMR spectroscopy (temperature coefficient values, chemical shifts, vicinal coupling constants and NOE effects). It was found that elimination of residual water from the dimethyl sulfoxide (DMSO) solution at pH 2 provides exchange peaks in the ROESY and HOHAHA spectra similar to those obtained for the DMSO peptide solution at pH 5. This common structure is stabilized (i) by the formation of a type I beta-turn involving the QNH --> RCO interaction and (ii) by a possible interaction between the guanidinium and the D-beta-carboxylate groups. After treatment with molecular sieves, the remaining residual water is redistributed between the peptide functional groups and participates in the rigidification of the new conformational state.en
heal.publisherRoyal Society of Chemistryen
heal.journalNameJournal of the Chemical Society-Perkin Transactions 2en
heal.journalTypepeer reviewed-
heal.fullTextAvailabilityTRUE-
Appears in Collections:Άρθρα σε επιστημονικά περιοδικά ( Ανοικτά). ΧΗΜ

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