The NtcA-Dependent P1 Promoter Is Utilized for glnA Expression in N2-Fixing Heterocysts of Anabaena sp. Strain PCC 7120

A Valladares, AM Muro-Pastor, A Herrero… - Journal of …, 2004 - Am Soc Microbiol
Expression of the glnA gene encoding glutamine synthetase, a key enzyme in nitrogen
metabolism, is subject to a variety of regulatory mechanisms in different organisms. In the …

TtgV bound to a complex operator site represses transcription of the promoter for the multidrug and solvent extrusion TtgGHI pump

ME Guazzaroni, W Terán, X Zhang… - Journal of …, 2004 - Am Soc Microbiol
The TtgGHI efflux pump of Pseudomonas putida extrudes a variety of antibiotics and
solvents. We show that the ttgGHI operon is transcribed in vitro and in vivo from a single …

Operator design and mechanism for CarA repressor-mediated down-regulation of the photoinducible carB operon in Myxococcus xanthus

JJ López-Rubio, S Padmanabhan, JM Lázaro… - Journal of Biological …, 2004 - ASBMB
The carB operon encodes all except one of the enzymes involved in light-induced
carotenogenesis in Myxococcus xanthus. Expression of its promoter (PB) is repressed in the …

Analysis in vitro and in vivo of the transcriptional regulator CrgA of Neisseria meningitidis upon contact with target cells

AE Deghmane, D Giorgini, L Maigre… - Molecular …, 2004 - Wiley Online Library
Summary Contact between CrgA, a LysR‐like regulatory protein in Neisseria meningitidis,
and DNA is involved in the repression of several bacterial genes upon contact with epithelial …

Enzymatic Activation of the cis-trans Isomerase and Transcriptional Regulation of Efflux Pumps in Solvent Tolerance in Pseudomonas Putida

A Segura, HJ Heipieper, W Terán… - Virulence and Gene …, 2004 - Springer
Organic solvents with a log P ow (logarithm of its partition coefficient in n-octanol and water)
between 1.5 and 4.0 are extremely toxic for microorganisms and other living cells because …

[图书][B] Role of the asb operon in Bacillus anthracis pathogenesis

SR Cendrowski - 2004 - search.proquest.com
Systemic anthrax infections can be characterized as proceeding in stages, beginning with
an early intracellular establishment stage within phagocytes that is followed by extracelluar …

[图书][B] Protein-DNA and protein-protein interactions regulating* mu middle promoter activation

J Ma - 2004 - search.proquest.com
Three phases of gene are transcribed during lytic development of bacteriophage Mu: early,
middle and late. Transcription from the middle promoter, P m, requires the activator Mor and …

[PDF][PDF] Promoter Is 1 The NtcA-Dependent P

E Flores, A Valladares, AM Muro-Pastor, A Herrero - Citeseer
Anabaena sp. strain PCC 7120, glnA is expressed from multiple promoters that generate
several transcripts whose abundance is influenced by NtcA, the transcription factor exerting …