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The murine homologue of the previously identified human "pre-B-cell colony-enhancing factor" (PBEF) gene coding for a putative cytokine has been identified by screening a subtractive library enriched(More)
The carP gene involved in pyrimidine-specific regulation of the upstream P1 promoter of the Escherichia coli carAB operon has been cloned in vivo on a mini-Mu replicon, sequenced and shown to be(More)
Archaea, constituting the third primary domain of life, harbor a basal transcription apparatus of the eukaryotic type, whereas curiously, a large fraction of the potential transcription regulation(More)
We report the identification of Integration Host Factor (IHF) as a new element involved in modulation of P1, the upstream pyrimidine-specific promoter of the Escherichia coli K12 and Salmonella(More)
By measuring the protection against Dam methylase modification of a GATC sequence located 106 bp upstream of the startpoint of promoter P1 in the control region of the carAB operon (encoding(More)