Dictionary > Kcat

Kcat

Definition
noun
Kcat
(1) First-order rate constant, or the catalytic constant is a measure of Vmax / Et expressed in units of inverse time.
(2) The turnover number – the number of substrate molecule each enzyme site converts to product per unit time, and in which the enzyme is working at maximum efficiency.
(3) The overall catalytic rate of an enzyme, or the maximum number of enzymatic reactions catalyzed per second.


You will also like...

Kidneys
Kidneys and Regulation of Water and Inorganic Ions

The kidneys are responsible for the regulation of water and inorganic ions. Read this tutorial to learn about the differ..

Chromosome Mutations
Chromosome Mutations

Mutations can also influence the phenotype of an organism. This tutorial looks at the effects of chromosomal mutations, ..

Schematic diagram of DNA replication
DNA Structure & DNA Replication

DNA is a double helix structure comprised of nucleotides. A nucleotide, in turn, is made up of phosphate molecule, deoxy..

Sugar Homeostasis
Sugar Homeostasis

The blood sugar level is regulated by two hormones. The mechanism behind this type of negative feedback control is descr..

Biological Cell schematic diagram
Biological Cell Introduction

It only takes one biological cell to create an organism. A single cell is able to keep itself functional through its 'mi..

Ecosystem Succession
Ecosystem Succession

If the balance of nature is left untouched, landscapes can change dramatically over time. A previous ecosystem is supers..

Related Articles...

No related articles found

See all Related Topics