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Property Organism Value Units ID Details
Kcat/Km of the reaction catalyzed by triosephosphate isomerase (downhill direction) Unspecified 4х10^8 M^-1×sec^-1 109296 Blacklow SC, Raines RT...
Titre and rate constant (kcat/Km) of alkyl hydroperoxide reductase C (AhpC) and steady state H2O2 (hydrogen peroxide) concentration Bacteria Escherichia coli AhpC titre ~5μM: AhpC kcat/Km 4×10^7M^−1×s^−1: H2O2 concentration ~50nM N/A 112944 Imlay JA. The molecular...
Km for (ADP) in ATP regeneration from AMP with ADP intermediate Corn Zea mays ~70 µm/min 103415 Hatch M. D., Properties...
Values of the Steady-State Parameters kcat and KM for NaeI Endonuclease with Different Substrates Unspecified Table- link N/A 105552 Yang CC, Baxter BK, Topal...
Estimates of the local density of individual birds (number/km^2) of all species at seven forest sites on five continents Birds Table - link individuals/km^2 116942 Kevin J. Gaston & Tim...
Total number of trees, median tree density and number of tree species in [the ~6-million-km^2 landscape of] Amazonia Biosphere Total number of trees 3.9×10^11: median tree density 565 trees/ha: ~16,000 tree species N/A 112912 ter Steege H et al. ...
Key values of kcat/Km at 25 °C compiled from the literature Unspecified Figure link - link N/A 107176 Wolfenden R, Snider MJ....
Rate constant (kcat/Km) for inactivation of dehydratases and mononuclear enzymes by O2− (superoxide) and half-time for enzyme inactivation by O2- Bacteria Escherichia coli kcat/Km >10^6M^−1×s^−1: half-time for enzyme inactivation 20min N/A 112950 Imlay JA. The molecular...
Typical range of kcat/Km (rate constants) for reactions between H2O2 (hydrogen peroxide) and the dehydratases and mononuclear enzymes and half-time for enzyme inactivation by H2O2 Bacteria Escherichia coli kcat/Km 10^3 to 10^4M^−1×s^−1: half-time for enzyme inactivation 20min N/A 112945 Imlay JA. The molecular...
Specificity factor for Rubisco (Ω (Ω=VcKo/VoKc), which is the ratio of the catalytic efficiency (Vmax/Km ) for the carboxylase (Vc/Kc) and oxygenase (Vo/Ko) reactions) Various bacteria 25-75: higher plants ~80: nongreen algae 100-240 unitless 112903 Berg IA. Ecological aspects...
Monod growth affinity for strain ML30 grown on glucose at µmax=0.82/h at 37˚C Bacteria Escherichia coli 0.058 (Table - link) mg/L 111718 Lendenmann U, Snozzi M...
Cellular concentration of glyceraldehyde-3-phosphate dehydrogenase and phosphoglycerate kinase Unspecified ~0.1 µM 111414 Bar-Even A. et al., The...
Total length of all osteocytic processes connected end-to-end Human Homo sapiens 175000 (Table - link) km 111550 Buenzli PR, Sims NA....
Monod growth affinity for strain ML308 grown on glucose at µmax=1.23/h at 37˚C Bacteria Escherichia coli 2.3 (Table - link) mg/L 111716 Lendenmann U, Snozzi M...
Monod growth affinity for strain RV grown on maltose at µmax=0.76/h at 27˚C Bacteria Escherichia coli 8.64 (Table - link) mg/L 111720 Lendenmann U, Snozzi M...
Monod growth affinity for strain ML308 grown on glucose at µmax=0.54/h at 37˚C Bacteria Escherichia coli 0.1 (Table - link) mg/L 111717 Lendenmann U, Snozzi M...
Monod growth affinity for strain H grown on glucose at µmax=0.65/h at 20˚C Bacteria Escherichia coli 8 (Table - link) mg/L 111715 Lendenmann U, Snozzi M...
Kinetic data previously published for growth with and transport of glucose, galactose, maltose, and ribose Bacteria Escherichia coli Table - link N/A 111713 Lendenmann U, Snozzi M...
Diffusion controlled limit of enzymatic reaction rate constants 10^8 - 10^9 Table - link 1/(M×sec) 103916 Nelson & Cox, Lehninger's...
Monod growth affinity for strain H grown on glucose at µmax=0.94/h at 37˚C Bacteria Escherichia coli 4 (Table - link) mg/L 111714 Lendenmann U, Snozzi M...