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Property Organism Value Units ID Details
rRNA African clawed frog Xenopus laevis 5 μg 100331 Gurdon and Wickens, The...
Number of rRNA genes Bacteria Vibrio natriegens 13 Unitless 100484 Aiyar SE, Gaal T, Gourse...
Number of rRNA in 50S subunit Bacteria Escherichia coli 2 Unitless 100116 Lafontaine DL, Tollervey...
Number of copies of rRNA operon Bacteria Mycoplasma pneumoniae 1-2 unitless 102222 Fegatella F., Lim J....
Synthesis rate of rRNA Bacteria Escherichia coli 22 (±3) nucleotides/sec 104109 Gray WJ, Midgley JE....
Transcription rate of rRNA vertebrates ~2.5 kbp/min 111155 Jackson DA, Pombo A,...
Number of copies of rRNA operon Bacteria Escherichia coli 7 copies 102219 Fegatella F., Lim J....
Transcription elongation rate of rRNA operons Bacteria Escherichia coli 42 (±2) nucleotides/sec 101904 Gotta SL, Miller OL Jr...
Number of rRNA genes Budding yeast Saccharomyces cerevisiae ~150 genes 100243 M. Nomura, Regulation...
Number of rRNA in 30S subunit Bacteria Escherichia coli 1 Unitless 100115 Lafontaine DL, Tollervey...
Number of rRNA types to make ribosome Bacteria Escherichia coli 3 ((50S (large) subunit contains the 5S & 23S rRNAs, 30S (small) subunit contains the 16S rRNA)) Unitless 100112 Lafontaine DL, Tollervey...
Mitochondrial rRNA in egg African clawed frog Xenopus laevis 20 ng 100283 Igor and Dawid, Dev....
Initiation rate at rRNA gene Bacteria Escherichia coli 4-58 Initiations/min/gene 102362 Bremer, H., Dennis, P....
Molecular mass of 18S rRNA Rabbit 800 (Table - link) kDa 110977 Genomics Agilen Com....
number of copies of rRNA operon Bacteria Vibrio harveyi 8-11 unitless 102221 Fegatella F., Lim J....
rRNA half-life Archaea Natronococcus occultus initial 11.43: exponential 14.85: late exponential 5.28: and stationary growth stage 7.14 hours 110056 Nercessian D, Conde RD....
Number of 16S rRNA/cell Bacteria Escherichia coli 18700 Unitless 102992 Neidhardt F.C. Escherichia...
Number of 5S rRNA/cell Bacteria Escherichia coli 18700 Unitless 102993 Neidhardt F.C. Escherichia...
Fraction of rRNA contained in precursor particles Bacteria Escherichia coli total 23 S type RNA ~2: total 16 S type RNA 3 - 5 % 111680 Lindahl, L. 1975. In...
Average rRNA chain elongation rate Bacteria Escherichia coli ~85 (80-90) nucleotides/sec 105449 Dennis PP, Ehrenberg M...