Bacteria often cope with environmental stress by inducing alternative sigma (σ) factors,
which direct RNA polymerase to specific promoters, thereby inducing a set of genes called a …

RegulonDB is the internationally recognized reference database of Escherichia coli K-12
offering curated knowledge of the regulatory network and operon organization. It is currently …

ABSTRACT The RegPrecise database (http://regprecise. lbl. gov) was developed for
capturing, visualization and analysis of predicted transcription factor regulons in prokaryotes …

Nitrogen signalling in cyanobacteria involves a complex network in which the availability of
iron plays an important role. In the nitrogen-fixing cyanobacterium Anabaena sp. PCC 7120 …

Escherichia coli's cAMP receptor protein (CRP), the archetypal bacterial transcription factor,
regulates over a hundred promoters by binding 22 bp symmetrical sites with the consensus …

RegTransBase is a manually curated database of regulatory interactions in prokaryotes that
captures the knowledge in public scientific literature using a controlled vocabulary. Although …

Microbial populations founded by a single clone and propagated under resource limitation
can become polymorphic. We sought to elucidate genetic mechanisms whereby a …

Phylogenetic footprinting is a method for the discovery of regulatory elements in a set of
homologous regulatory regions, usually collected from multiple species. It does so by …

Salmonella enterica is a prominent bacterial pathogen with implications on human and
animal health. Salmonella serovars could be classified as gastro-intestinal or extra …

Gene expression in organisms is controlled by regulatory proteins termed transcription
factors, which recognize and bind to specific nucleotide sequences. Over the years …