The enzyme unit, or international unit for enzyme (symbol U, sometimes also IU) is a unit of enzyme's catalytic activity. 1 U (μmol/min) is defined as...

concentration of an enzyme can be expressed in molar amounts, as with any other chemical, or in terms of activity in enzyme units. Enzyme activity is a measure...

Enzyme unit, a measurement of active enzyme in a sample International unit, a unit of measurement for nutrients and drugs Unit number, the number 1 Unit, identity...

Enzymes (/ˈɛnzaɪmz/) are proteins that act as biological catalysts by accelerating chemical reactions. The molecules upon which enzymes may act are called...

kat) is the unit of catalytic activity in the International System of Units (SI) used for quantifying the catalytic activity of enzymes (that is, measuring...

biocatalysis through isolated enzymes is considered more economical than use of whole cells. Enzymes may be used as a unit operation within a process to...

time unit. The biochemical equivalent is the enzyme unit. For more information on the efficiency of enzymatic catalysis, see the article on enzymes. In...

of a system. 'u' is the symbol for the atomic mass unit, and 'U' is the symbol for one enzyme unit. In the International Phonetic Alphabet, the close...

enzyme, also known as brancher enzyme or glycogen-branching enzyme is an enzyme that in humans is encoded by the GBE1 gene. Glycogen branching enzyme...

thermodynamics U, units, any of various standard units of biological activity, such as insulin units, enzyme units, or penicillin units U, the enzyme unit International...

can be a peptide unit, or can be independently-folding domains comprising more than 100 residues. Although they limit the enzyme's ability, these N-terminal...

tightly bound, nonpolypeptide unit in a protein that is regenerated in each enzymatic turnover.) Some enzymes or enzyme complexes require several cofactors...

repeating disaccharide units of →4)GlcAβ(1→3)GlcNAcβ(1→ and has a very high molecular mass, ranging from 105 to 107 Da. Each HAS enzyme is capable of transglycosylation...

active site will execute for a given enzyme concentration [ET] for enzymes with two or more active sites. For enzymes with a single active site, kcat is...

4; systematic name 4-β-D-glucan 4-glucanohydrolase) is any of several enzymes produced chiefly by fungi, bacteria, and protozoans that catalyze cellulolysis...

of bilirubin reduction. It is formed in the intestines by the bacterial enzyme bilirubin reductase. About half of the urobilinogen formed is reabsorbed...

A protease (also called a peptidase, proteinase, or proteolytic enzyme) is an enzyme that catalyzes proteolysis, breaking down proteins into smaller polypeptides...

biochemistry, a cross-linked enzyme aggregate is an immobilized enzyme prepared via cross-linking of the physical enzyme aggregates with a difunctional...

many animal cells. They are spherical vesicles that contain hydrolytic enzymes that digest many kinds of biomolecules. A lysosome has a specific composition...

One can convert this definition to the number of international enzyme units (IU, enzyme activity that produces 1 μmole of product per minute) per gram...

different functions in cells, such as storage and transport of proteins, enzymes and signal transduction proteins, or infectious diseases. The abundance...

metalloenzyme. An artificial enzyme is a synthetic organic molecule or ion that recreates one or more functions of an enzyme. It seeks to deliver catalysis...

Deubiquitinating enzymes (DUBs), also known as deubiquitinating peptidases, deubiquitinating isopeptidases, deubiquitinases, ubiquitin proteases, ubiquitin...

stored as glycogen in the liver and muscles, the enzyme UDP-glucose pyrophosphorylase forms a UDP-glucose unit by combining glucose 1-phosphate with uridine...

compatible with self-organization on a metal sulfide surface. Its key enzyme unit, carbon monoxide dehydrogenase/acetyl-CoA synthase, contains mixed nickel-iron-sulfur...

predetermined manner the performance of an electric motor. Milk clotting units, a measure of enzyme activity Mitochondrial calcium uniporter, a calcium channel in...

without the enzyme, 18 milliseconds with the enzyme). The molecules bound and acted upon by enzymes are called substrates. Although enzymes can consist...

dictionary. CPU is a computer's central processing unit. CPU may also refer to: Carboxypeptidase B2, a human enzyme Critical Patch Update, software updates in...

isoleucyl-adenylate (Ile-AMS). The unique 9-hydroxynonanoic acid "tail" wraps around the enzyme and further stabilizes the complex, keeping the catalytic part stuck. Mupirocin...

polypeptide made up of four different domains which make for a multi enzyme unit: Glutaminase (GLN), carbamoyl phosphate synthetase (CPS II), Dihydroorotase...