Kazan (Volga region) Federal University, KFU
KAZAN
FEDERAL UNIVERSITY
 
EPR DETECTION OF DNA INTERACTION WITH 3-CARBOXY-PROXYL-LABELLED RECOMBINANT HUMAN HISTONE H1.3
Form of presentationArticles in international journals and collections
Year of publication2016
Языканглийский
  • Abdullin Timur Ildarovich, author
  • Gafurov Marat Revgerovich, author
  • Kamalov Marat Ilyasovich, author
  • Rizvanov Albert Anatolevich, author
  • Chasov Vitaliy Vasilevich, author
  • Bibliographic description in the original language Chasov V.V. EPR detection of DNA interaction with 3-carboxy-proxyl-labelled recombinant human histone H1.3 / V. Chasov, A. Rodionov, M. Gafurov, M. Kamalov,T. Abdullin, S. Zaitsev, A. Rizvanov // BioNanoSci. (2016). DOI: 10.1007/s12668-016-0294-x
    Annotation Nitroxide spin labelling is exploited in electron paramagnetic resonance (EPR) spectroscopy to study biological interactions and analysis of conformational changes in protein structures. In our study, recombinant human histone H1.3 was modified by 3-carboxy-proxyl using carbodiimide/N-hydroxysuccinimide coupling. Resulting conjugate of histone H1.3 with the spin label preserved its DNA binding capacity and formed complexes with plasmid DNA. The changes in EPR signal of the spin label were revealed upon conjugate interaction with plasmid DNA. Our preliminary data show the possibility of DNA sensing with nitroxide spin labelled histone H1.3 by EPR spectroscopy.
    Keywords Nitroxide spin label, Electron paramagnetic resonance, Recombinant human histone, H1.3, Plasmid DNA, Biosensing
    The name of the journal BioNanoScience
    URL https://doi:10.1007/s12668-016-0294-x
    Please use this ID to quote from or refer to the card https://repository.kpfu.ru/eng/?p_id=145712&p_lang=2

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