Kazan (Volga region) Federal University, KFU
KAZAN
FEDERAL UNIVERSITY
 
C-TERMINUS OF TRANS­CRIPTION FACTOR TNRA FROM BACILLUS SUBTILIS CONTROLS DNA-BINDING DOMAIN ACTIVITY BUT IS NOT REQUIRED FOR DIMERIZATION.
Form of presentationArticles in international journals and collections
Year of publication2013
  • Ilinskaya Olga Nikolaevna, author
  • Kayumov Ayrat Rashitovich, author
  • Fedorova Kseniya Pavlovna, author
  • Other authors M.I. Bogachev; E.Y. Turbina
    Bibliographic description in the original language K.P. Fedorova, I.S. Scharafutdinov, E.Y. Turbina, M.I. Bogachev, O.N. Ilinskaja, A.R. Kayumov Terminus of Transcription Factor TnrA from Bacillus subtilis Controls DNA-Binding Domain Activity but Is Not Required for Dimerization // Molecular Biology. - 2013. - V. 47. - № 2, R. 293–298.
    Annotation The transcription factor TnrA, which belongs to the MerR transcription regulators, in Bacillus subtilis controls genes of nitrogen metabolism during nitrogen limiting conditions. As all the DNA-binding proteins, it is active as a dimer in cells, but the dimerization site is still unknown. The multiple alignment of TnrA homologs from other Bacilli allowed to identify the putative dimerization sites. Using the C-terminal truncated TnrA proteins it is established, that, in contrast to other MerR-proteins, the TnrA C-terminus does not participate in dimerization. Surface plasmon resonance has revealed that C-terminus truncations of TnrA do not inactivate its DNA-binding activity. Contrary, increased the affinity towards DNA, confirming that C- terminus controls the DNA-binding activity in a full-length TnrA.
    Keywords Bacillus subtilis, transcription factor TnrA, dimerization.
    The name of the journal MOL BIOL REP
    Please use this ID to quote from or refer to the card https://repository.kpfu.ru/eng/?p_id=90440&p_lang=2
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