Michaelis-Menten constant
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Michaelis–Menten kinetics — An example curve with parameters Vmax=3.4 and Km=0.4. In biochemistry, Michaelis–Menten kinetics is one of the simplest and best known models of enzyme kinetics. It is named after German biochemist Leonor Michaelis and Canadian physician Maud… … Wikipedia
Michaelis-Menten equation — a fundamental equation of enzyme kinetics: where v is the “initial velocity†of an enzyme catalyzed reaction (the velocity when the product concentration is near zero); [S] is the substrate concentration; and Vmax and KM are two constants… … Medical dictionary
Michaelis-Menten equation — Equation derived from a simple kinetic model of enzyme action that successfully accounts for the hyperbolic (adsorption isotherm) relationship between substrate concentration S and reaction rate V. V = Vmax x S/(S + Km), where Km is the Michaelis … Dictionary of molecular biology
Michaelis-Menten kinetics — Mi·chae·lis Men·ten kinetics men tən n pl but sing or pl in constr the behavior of an enzyme catalyzed reaction with a single substrate esp. as exhibited by plotting the velocity of the reaction against the concentration of the substrate which… … Medical dictionary
constant — A quantity that, under stated conditions, does not vary with changes in the environment. association c. 1. in experimental immunology, a mathematical expression of hapten antibody interaction : average association c., K = [hapten bound… … Medical dictionary
Michaelis constant — Mi·chae·lis constant mī kā ləs , mə n a constant that is a measure of the kinetics of an enzyme reaction and that is equivalent to the concentration of substrate at which the reaction takes place at one half its maximum rate Michaelis Leonor… … Medical dictionary
Michaelis — Leonor, German U.S. chemist, 1875–1949. See M. Gutmann body, M. constant, M. Menten constant, M. Menten equation, M. Menten hypothesis … Medical dictionary
Menten — Maud L., Canadian pathologist in U.S., 1879–1960. See Michaelis M. constant, Michaelis M. hypothesis … Medical dictionary
Specificity constant — The specificity constant k {cat}/K {m} is a measure of how efficiently an enzyme converts a substrate into product. See Enzyme kinetics and Michaelis Menten kinetics … Wikipedia
Km — • Michaelis Menten constant … Dictionary of medical acronyms & abbreviations
Enzyme — Biocatalyst redirects here. For the use of natural catalysts in organic chemistry, see Biocatalysis. Human glyoxalase I. Two zinc ions that are needed for the enzyme to catalyze its reaction are shown as purp … Wikipedia
