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Property Organism Value Units ID Details
Ratio between number of mRNAs from 'rural' genes and 'urban' genes per cell Human Homo sapiens 1.8 Unitless 103817 Chiaromonte F, Miller W...
Number of 18S rRNA units in jejunal intraepithelial lymphocyte Human Homo sapiens 0.69 (0.58-1.7) copies/100 cells 104225 Bas A, Forsberg G, H...
Number of 18S rRNA units in jejunal lamina propria lymphocyte Human Homo sapiens 0.65 (0.21-1.38) copies/100 cells 104226 Bas A, Forsberg G, H...
Number of 18S rRNA units in peripheral blood mononuclear cells (PMBCs) Human Homo sapiens 0.72 (0.3-1.71) copies/100 cells 104227 Bas A, Forsberg G, H...
Number of protein-coding genes Mouse Mus musculus 20210 Unitless 100310 Church et al, Lineag...
Number of protein-coding genes Human Homo sapiens 19042 Unitless 105447 Church et al, Lineag...
Average lengths of mRNA UTR (UnTranslated Region) Eukaryotes 5′ UTR ~150bp: 3′ UTR ~350 bp 112128 Michael Lynch and Georgi...
Fraction of all genes that have introns in their 5' untranslated regions (UTRs) Human Homo sapiens ~35 % 113018 Cenik C et al., Genome...
Estimated lifetime of the open gate state of IL-4 in Th2 cells Mouse Mus musculus 2.9 days 110177 Mariani, L., Schulz, E. G....
Median number of expressed genes in lymphoblastoid cell line GM12878 Human Homo sapiens translation proteins ~100 splicing regulators ~10 transcription factors ~3 protein copies/cell 111780 Marinov GK et al., From...
Affinity of MHC class I heavy chain to calreticulin Budding yeast Saccharomyces cerevisiae 1 µM 102660 Peaper DR, Cresswell...
Number of protein-coding genes Bacteria Escherichia coli 4225 Genes 105443 Hu P. et al., Global...
Number of protein-coding genes Thale cress Arabidopsis thaliana 20568 (Table - link) Unitless 105446 Rice Annotation Project...
Average number of target genes for each of the 67 transcription factors analyzed Fruit fly Drosophila melanogaster 124 target genes 117005 Carroll SB. Evo-devo...
Number of validated hormone-responsive androgen receptor target genes in immortalized human prostate epithelial cell line Human Homo sapiens 172 target genes 117006 Carroll SB. Evo-devo...
mRNA elongation rate Bacteria Escherichia coli average 25nts/sec: measured at trp operon 27nts/sec: estimated at bulk mRNA 29nts/sec nts/sec 112325 Chen H, Shiroguchi K...
Fraction of genes regulated by Heat shock factor 1 (HSF1) Budding yeast Saccharomyces cerevisiae >3 % 113503 Pincus D. Size doesn't...
Doubling time of M47 (a U2OS derivative) Human Homo sapiens ~24 Hours 107991 Hölzel M, Kohlhuber F...
Fraction of the transcriptome (including many essential genes), that is expressed at less than 2 copies per cell Budding yeast Saccharomyces cerevisiae 80 % 117022 Zenklusen D, Larson DR...
Number of copies of prestin mRNA that can be found per OHC (outer hair cell) by postnatal day 3 (P3) Rat Rattus norvegicus ~300 prestin copies/OHC 117138 Ashmore J. Cochlear outer...