Literature DB >> 2253780

Protonated triplex DNA in E. coli cells as detected by chemical probing.

P Karlovsky1, P Pecinka, M Vojtiskova, E Makaturova, E Palecek.   

Abstract

The triplex structure in vitro is well established; however, no direct evidence has been available concerning its existence in the cell. Using the direct chemical probing here we show that the triplex H structure can exist in E. coli cells at acidic intracellular pH values; this structure differs in some details from that observed in vitro.

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Year:  1990        PMID: 2253780     DOI: 10.1016/0014-5793(90)81324-h

Source DB:  PubMed          Journal:  FEBS Lett        ISSN: 0014-5793            Impact factor:   4.124


  4 in total

1.  Normal transcription of the C1 inhibitor gene is dependent upon a polypurine-polypyrimidine region within the promoter.

Authors:  Kamyar Zahedi; Anne E Prada; Aideen Mulligan; Jorge A Prada; Alvin E Davis
Journal:  Inflammation       Date:  2002-08       Impact factor: 4.092

2.  Unwinding of the third strand of a DNA triple helix, a novel activity of the SV40 large T-antigen helicase.

Authors:  V Kopel; A Pozner; N Baran; H Manor
Journal:  Nucleic Acids Res       Date:  1996-01-15       Impact factor: 16.971

3.  Probing of DNA structure with osmium tetroxide,2,2'-bipyridine. Adduct-specific antibodies.

Authors:  A Kuderová-Krejcová; A M Poverenny; E Palecek
Journal:  Nucleic Acids Res       Date:  1991-12-25       Impact factor: 16.971

4.  Poly purine.pyrimidine sequences upstream of the beta-galactosidase gene affect gene expression in Saccharomyces cerevisiae.

Authors:  A K Maiti; S K Brahmachari
Journal:  BMC Mol Biol       Date:  2001-10-08       Impact factor: 2.946

  4 in total

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