Concentration of of σ24 molecules

Value 1.4 fmol/µgram protein Range: 0.7-2.0 fmol/µgram protein
Organism Bacteria Escherichia coli
Reference Maeda H, Fujita N, Ishihama A. Competition among seven Escherichia coli sigma subunits: relative binding affinities to the core RNA polymerase. Nucleic Acids Res. 2000 Sep 15 28(18):3497-503. Table 1PubMed ID10982868
Primary Source Maeda H, Jishage M, Nomura T, Fujita N, Ishihama A. Two extracytoplasmic function sigma subunits, sigma(E) and sigma(FecI), of Escherichia coli: promoter selectivity and intracellular levels. J Bacteriol. 2000 Feb182(4):1181-4.PubMed ID10648550
Method Quantitative Western blot analysis
Comments This corresponds to 25 fmol/µg protein. Note- value is from reference, range is from primary source. Table 1 in reference gives units of fmol/mgram protein however this seems to be a typo as primary source gives fmol/µgram protein.
Entered by Uri M
ID 105163