Genes on a Wire: The Nucleoid-Associated Protein HU Insulates Transcription Units in Escherichia coli

M Berger, V Gerganova, P Berger, R Rapiteanu… - Scientific Reports, 2016 - nature.com
The extent to which chromosomal gene position in prokaryotes affects local gene expression
remains an open question. Several studies have shown that chromosomal re-positioning of …

Right-handed DNA supercoiling by an octameric form of histone-like protein HU: modulation of cellular transcription

S Kar, EJ Choi, F Guo, EK Dimitriadis, SL Kotova… - Journal of biological …, 2006 - ASBMB
In bacteria, the contribution of global nucleoid organization in determining cellular
transcription programs is unclear. Using a mutant form of the most abundant nucleoid …

Noncoding RNAs binding to the nucleoid protein HU in Escherichia coli

M Macvanin, R Edgar, F Cui, A Trostel… - Journal of …, 2012 - Am Soc Microbiol
Some unidentified RNA molecules, together with the nucleoid protein HU, were suggested
to be involved in the nucleoid structure of Escherichia coli. HU is a conserved protein known …

Coordination of genomic structure and transcription by the main bacterial nucleoid‐associated protein HU

M Berger, A Farcas, M Geertz, P Zhelyazkova, K Brix… - EMBO …, 2010 - embopress.org
The histone‐like protein HU is a highly abundant DNA architectural protein that is involved
in compacting the DNA of the bacterial nucleoid and in regulating the main DNA …

Dual architectural roles of HU: formation of flexible hinges and rigid filaments

J van Noort, S Verbrugge, N Goosen… - Proceedings of the …, 2004 - National Acad Sciences
The nucleoid-associated protein HU is one of the most abundant proteins in Escherichia coli
and has been suggested to play an important role in bacterial nucleoid organization and …

H-NS cooperative binding to high-affinity sites in a regulatory element results in transcriptional silencing

E Bouffartigues, M Buckle, C Badaut… - Nature structural & …, 2007 - nature.com
H-NS is a protein of the bacterial nucleoid involved in DNA compaction and transcription
regulation. In vivo, H-NS selectively silences specific genes of the bacterial chromosome …

Gene Regulation by H-NS as a Function of Growth Conditions Depends on Chromosomal Position in Escherichia coli

E Brambilla, B Sclavi - G3: Genes, Genomes, Genetics, 2015 - academic.oup.com
Cellular adaptation to changing environmental conditions requires the coordinated
regulation of expression of large sets of genes by global regulatory factors such as nucleoid …

Nucleoid remodeling by an altered HU protein: reorganization of the transcription program

S Kar, R Edgar, S Adhya - Proceedings of the National …, 2005 - National Acad Sciences
Bacterial nucleoid organization is believed to have minimal influence on the global
transcription program. Using an altered bacterial histone-like protein, HUα, we show that …

Spiral structure of Escherichia coli HUαβ provides foundation for DNA supercoiling

F Guo, S Adhya - Proceedings of the National Academy of …, 2007 - National Acad Sciences
We determined the crystal structure of the Escherichia coli nucleoid-associated HUαβ
protein by x-ray diffraction and observed that the heterodimers form multimers with octameric …

Genomic analysis of DNA binding and gene regulation by homologous nucleoid-associated proteins IHF and HU in Escherichia coli K12

AI Prieto, C Kahramanoglou, RM Ali… - Nucleic acids …, 2012 - academic.oup.com
IHF and HU are two heterodimeric nucleoid-associated proteins (NAP) that belong to the
same protein family but interact differently with the DNA. IHF is a sequence-specific DNA …