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Property Organism Value Units ID Details
Length of fully assembled core complex of R-SNARE Rat Rattus norvegicus 12 nm 102784 Takamori S et al., Molecular...
Macropinosomes induced by growth factors shrink completely within Mouse Mus musculus 15 min 116146 Alpuche-Aranda CM, Racoosin...
Frequency of miniature excitatory postsynaptic potentials (mEPSPs) Fruit fly Drosophila melanogaster 4 (±0.4) Hz 108868 Peled ES, Isacoff EY....
Duration of embryonic myoblast fusions Fruit fly Drosophila melanogaster 5.5 hours 113609 Shinn-Thomas JH, Mohler...
Synaptic vesicle radius Unspecified 17 - 22 nm 111278 Sudhof TC. The synaptic...
Volume of keratocyte Fish cichlid Hypsophrys nicaraguensis 400 (300 - 600) µm^3 110905 Lieber AD et al. Membrane...
Entropic cost of restricting a rotor within a hydrocarbon chain Generic -1.6 to -3.6 kJ/mol 111418 Mark S. Searle , Dudley...
Fraction of total protein in lysosomal membrane that is lysosome-associated membrane protein 1 (LAMP1) Unspecified 50 % 117082 Settembre C, Fraldi A...
Cytoplasmic concentration of YFP-actin Fission yeast Schizosaccharomyces pombe 0.78 (±0.71) µM 102247 Wu JQ, Pollard TD. Counting...
Diffusion Coefficient of Bicoid morphogen in cytoplasm Fruit fly Drosophila melanogaster 0.3 (±0.1) µm^2/sec 103811 Gregor T, Wieschaus EF...
Ratio between effective in vivo DNA concentration and in vitro chemical concentration Bacteria Escherichia coli 0.1 unitless 102069 Benno Muller-hill, 1996...
Mean velocity of axonal transport motor during periods of persistent movement Nematode Caenorhabditis elegans 1.02 (±0.53 Table - link) µm/sec 106477 Zhou HM, Brust-Mascher I...
catalytic rate of rhodopsin in vitro Generic 46 sec^-1 103609 Ernst OP, Gramse V, Kolbe M...
Concentration of cytokinesis proteins Fission yeast Schizosaccharomyces pombe Myosin II 0.45: α-actinin 0.22: Mid1p 0.09 μM 109575 D.N. Robinson, Y.-S. Kee...
Number of several spindle pole body proteins per cell Fission yeast Schizosaccharomyces pombe Arpc1p 64,700: Arp2p 78,100: Fim1p 90,700: Hxk1p 106,000: Gpd3p 546,000: Hxk2p 680,000 molecules/cell 110102 McCormick CD et al.,...
Turnover number of the nucleotide-binding domain of the E. coli hemolysin exporter, HlyB Bacteria Escherichia coli 1 1/sec 109034 Nikaido K, Liu PQ, Ames...
Number of lysosomes in each mammalian cell Mammals normally several hundred: upon nutrient starvation <50 lysosomes/cell 117094 Haoxing Xu and Dejian Ren...
Rate of formation of autophagosomes Mammalian tissue culture cell 0.3 (Table - link) autophagosomes/min 110115 Fass E, Shvets E, Degani I...
Life span of autophagosomes Mammalian tissue culture cell 32 (Table - link) min 110116 Fass E, Shvets E, Degani I...
Number of chloroplasts Green algae Chlamydomonas reinhardtii 1 Chloroplast/cell 107030 Coleman AW. The fate...