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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....
Transcription rate of rRNA vertebrates ~2.5 kbp/min 111155 Jackson DA, Pombo A,...
Synthesis rate of rRNA Bacteria Escherichia coli 22 (±3) nucleotides/sec 104109 Gray WJ, Midgley JE....
Number of rRNA genes Budding yeast Saccharomyces cerevisiae ~150 genes 100243 M. Nomura, Regulation...
Transcription elongation rate of rRNA operons Bacteria Escherichia coli 42 (±2) nucleotides/sec 101904 Gotta SL, Miller OL Jr...
Number of rRNA in 30S subunit Bacteria Escherichia coli 1 Unitless 100115 Lafontaine DL, Tollervey...
Number of copies of rRNA operon Bacteria Escherichia coli 7 copies 102219 Fegatella F., Lim J....
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...
Initiation rate at rRNA gene Bacteria Escherichia coli 4-58 Initiations/min/gene 102362 Bremer, H., Dennis, P....
Mitochondrial rRNA in egg African clawed frog Xenopus laevis 20 ng 100283 Igor and Dawid, Dev....
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...