438 results found

Search Results for: enzyme

Enzyme

An enzyme is a biomolecule that can be synthesized biologically (naturally occurring) or through other processes... Read More

Coenzyme

Enzymes can break down complicated large molecules into simpler smaller ones, they can combine small molecules or atoms to... Read More

Vmax

Vmax Definition Vmax is the maximal reaction rate or velocity of an enzymatically catalyzed reaction when the enzyme is... Read More

Apoenzyme

Enzymes are biological catalysts that can increase the rate of chemical reactions in living organisms. Enzymes can only... Read More

Induced fit model

Induced-Fit Model Definition The induced-fit model is a model for enzyme-substrate interaction to depict the dynamic... Read More

Glycolysis

What is Glycolysis and Why is it Important? Glycolysis is a metabolic pathway by which the 6-carbon molecule of glucose is... Read More

Substrate

Substrate Definition What is a "substrate"? The underlying substances or layers are termed as substrate. The definitions of... Read More

Induced enzyme

Induced enzyme Inducible enzyme, an enzyme that can be detected in a growing culture of a microorganism, after the addition... Read More

Ecori restriction enzyme

Ecori restriction enzyme (Science: enzyme molecular biology) a commonly-used restriction enzyme (enzyme which will cleave... Read More

Restriction enzyme

Definition noun, plural: restriction enzymes An enzyme that catalyzes the cleavage of DNA at restriction sites, producing... Read More

Isoenzyme

Isozymes (also known as isoenzymes) are enzymes that differ in amino acid sequence but catalyze the same chemical reaction.... Read More

Enzyme-substrate complex

Definition noun A non-covalent complex composed of a substrate bound to the active site of the enzyme. Supplement The... Read More

Digestive Enzymes

Have you ever thought about what happens to the food after you have taken it into your mouth? How those big steak pieces... Read More

Reducing enzyme

reducing enzyme --> reductase (Science: enzyme) An enzyme that catalyses a reduction; since all enzymes catalyze... Read More

Enzyme activation

Enzyme activation conversion of an inactive form of an enzyme to one possessing metabolic activity. It includes 1)... Read More

Lock-and-key model

Lock-and-key model Definition Lock-and-key model is a model for enzyme-substrate interaction suggesting that the enzyme and... Read More

Glucose

Glucose occurs naturally and is ubiquitous. It is one of the three most common monosaccharides; the other two are fructose... Read More

Enzyme inhibitors

Enzyme inhibitors compounds or agents that combine with an enzyme in such a manner as to prevent the normal substrate-enzyme... Read More

Marker enzyme

Definition noun, plural: marker enzymes Any enzyme confined to a particular organelle, cell, or cellular... Read More

Lysosomal enzyme

Definition noun plural: lysosomal enzymes ly·so·somal en·zyme, ˈlaɪsəˌsoʊm əl ˈɛnzaɪm (biochemistry) Any of... Read More

Modification enzyme

modification enzyme (Science: enzyme molecular biology) An enzyme that introduces minor bases into dNA or rNA or that alters... Read More

Hydrolytic enzyme

Definition noun, plural: hydrolytic enzymes Any of the enzymes or catalysts that act and behave like a... Read More

Enzyme inactivation

Enzyme inactivation The disappearance of an enzymes activity during in vitro conditions, such as during a lab preparation of... Read More

D enzyme

D enzyme --> 4-alpha-d-glucanotransferase dextrin transglycosylase or glycosyltransferase;a 4-glycosyltransferase converting... Read More

Krebs cycle

Krebs cycle, also known as the citric acid cycle or tricarboxylic acid (TCA) cycle, is a fundamental metabolic pathway that... Read More

Protein Activity and Cellular Metabolism

Protein Binding Sites The ability of various molecules and ions to bind to specific sites on the protein surface forms the... Read More

Constitutive enzyme

Definition noun, plural: constitutive enzymes The enzyme synthesized at a relatively constant level. Supplement These... Read More

Enzyme regulation

Enzyme regulation (Science: biochemistry) control of the rate of a reaction catalyzed by an enzyme by some effector (e.g.,... Read More

Glycogen

Definition noun plural: glycogens gly·co·gen, glī′kə-jən A multi-branched polymer of glucose, mainly produced in... Read More

Cellular respiration

Cellular Respiration Definition What is cellular respiration in simple terms? Cellular respiration can be defined simply as... Read More

Fructose

Fructose Definition Fructose is a ketohexose monosaccharide with a chemical formula of C6H12O6. It is the sweetest of all... Read More

Nucleotide

Nucleotide Definition A nucleotide is regarded as the basic building block of nucleic acid (e.g. DNA and RNA). A nucleic... Read More

Photosynthesis

Photosynthesis is a physio-chemical process carried out by photo-auto-lithotrophs by converting light energy into chemical... Read More

Ligase

An enzyme is a catalyst or a chemical produced by cells to speed up a biochemical reaction. It is usually a protein molecule... Read More

Metalloenzyme

metalloenzyme (Science: enzyme) An enzyme that contains a bound metal ion as part of its structure. The metal may be... Read More

Proteolytic Enzyme

Any enzyme that catalyzes the splitting of proteins into smaller peptide fractions and amino acids by a process known as... Read More

C4 plant

Carbon fixation is a process of taking carbon dioxide in order to synthesize sugar, such as glucose. Thus, carbon dioxide is... Read More

Endoplasmic reticulum

Endoplasmic Reticulum Definition The endoplasmic reticulum is a membrane-bound organelle in cells of eukaryotic cells... Read More

Phosphorylation

Phosphorylation Definition We can define phosphorylation as a biochemical process in which a phosphate molecule is added to... Read More

Ribonucleotide

Definition noun plural: ribonucleotides ri·bo·nu·cle·o·tide, ˌraɪbəʊˈnjuːklɪəˌtaɪd A form of nucleotide in... Read More