Results
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| Property | Organism | Value | Units | ID | Details |
|---|---|---|---|---|---|
| Number of copies of rRNA operon | Bacteria Vibrio fischeri | 9-11 | unitless | 102220 | Fegatella F., Lim J.... |
| number of copies of rRNA operon | Bacteria Vibrio harveyi | 8-11 | unitless | 102221 | Fegatella F., Lim J.... |
| Number of copies of rRNA operon | Bacteria Sphingomonas sp. strain RB2256 | 1 | unitless | 102218 | Fegatella F., Lim J.... |
| Number of copies of rRNA operon | Bacteria Mycoplasma pneumoniae | 1-2 | unitless | 102222 | Fegatella F., Lim J.... |
| Number of copies of rRNA operon | Bacteria Escherichia coli | 7 | copies | 102219 | Fegatella F., Lim J.... |
| Percent of genes that are part of operon | prokaryote | 50 | % | 105242 | Ten Broeke-Smits NJ, Pronk TE... |
| Content of acetylase and β-galactosidase subunits of the lac operon | Bacteria Escherichia coli | ~8,500 acetylase subunits/cell: ~75,000 β-galactosidase subunits/cell | subunits/cell | 112551 | Fox CF, Carter JR, Kennedy... |
| Translation of lacZ mRNA in strains HB123 carrying a wild-type lac operon and SL106 carrying a spc-lac operon fusion | Bacteria Escherichia coli | Table - link | N/A | 110059 | Liang ST, Ehrenberg M... |
| RNA polymerase elongation rate on an intact rrn operon | Bacteria Escherichia coli | ~90 | nts/sec | 109084 | Condon C, French S, Squires C... |
| Variables and constants used for modeling the lac operon | Generic | Table - link | N/A | 101421 | Kalisky T., Dekel E.... |
| Number of copies of lac operon in average cell which is in process of DNA replication | Bacteria Escherichia coli | 1.7 | DNA per cell | 102076 | Benno Muller-hill, 1996... |
| Permease molecules needed to drive full induction of Lac operon | Bacteria Escherichia coli | >=10 | molecules per cell | 102050 | X. Sunney Xie, Paul J. Choi... |
| Activity of an average rrn operon in E. coli B/r at different growth rates | Bacteria Escherichia coli | ~10 transcripts/min at 0.6 doublings/hour: ~60 transcripts/min at 2.5 doublings/hour | transcripts/min | 110037 | Liang S, Bipatnath M... |
| Burst size of Lac permease when the repressors completely dissociate from the Lac operon | Bacteria Escherichia coli | ~100 | monomers/burst | 111012 | Teng SW. et al., Measurement... |
| Percent of genes that are transcribed at least some of the time as part of an operon | Bacteria Escherichia coli | 50 | % | 107512 | Lim HN, Lee Y, Hussein... |
| Increase in gene expression for each 1,000 nucleotides of transcription distance | Bacteria Escherichia coli | 40 | % | 107513 | Lim HN, Lee Y, Hussein... |
| Mean number of rRNA operons in early- and late-appearing soil bacterial isolates | bacteria | early appearing 5.5: late appearing 1.4 | rRNA operon copies | 111694 | Klappenbach JA, Dunbar JM... |
| Time Constant for first repressor to rebind to DNA locus | Bacteria Escherichia coli | 60 | sec | 102033 | X. Sunney Xie, Paul J. Choi... |
| Number of rRNA operons (except for two Prochlorococcus strains from the eMIT9313 clade (which have 2)) | Cyanobacteria Prochlorococcus marinus | 1 | rRNA operon | 111756 | Martiny AC et al., Taxonomic... |
| Time for dimeric repressor in a single cell to find a single O1 site | Bacteria Escherichia coli | <=360 | sec | 102035 | X. Sunney Xie, Paul J. Choi... |