enzyme
English Thesaurus
1. any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions (noun.substance)
| hypernym | : | accelerator, catalyst, |
| definition | : | (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected (noun.substance) |
| hypernym | : | protein, |
| definition | : | any of a large group of nitrogenous organic compounds that are essential constituents of living cells; consist of polymers of amino acids; essential in the diet of animals for growth and for repair of tissues; can be obtained from meat and eggs and milk and legumes (noun.substance) |
| hyponym | : | ada, adenosine deaminase, |
| definition | : | an enzyme found in mammals that can catalyze the deamination of adenosine into inosine and ammonia (noun.substance) |
| hyponym | : | amylase, |
| definition | : | any of a group of proteins found in saliva and pancreatic juice and parts of plants; help convert starch to sugar (noun.substance) |
| hyponym | : | cholinesterase, |
| definition | : | an enzyme that hydrolyses acetylcholine (into choline and acetic acid) (noun.substance) |
| hyponym | : | coagulase, |
| definition | : | an enzyme that induces coagulation (noun.substance) |
| hyponym | : | collagenase, |
| definition | : | any enzyme that catalyzes the hydrolysis of collagen and gelatin (noun.substance) |
| hyponym | : | complement, |
| definition | : | one of a series of enzymes in the blood serum that are part of the immune response (noun.substance) |
| hyponym | : | catalase, |
| definition | : | enzyme found in most plant and animal cells that functions as an oxidative catalyst; decomposes hydrogen peroxide into oxygen and water (noun.substance) |
| hyponym | : | cox, cyclooxygenase, |
| definition | : | either of two related enzymes that control the production of prostaglandins and are blocked by aspirin (noun.substance) |
| hyponym | : | decarboxylase, |
| definition | : | any of the enzymes that hydrolize the carboxyl group (noun.substance) |
| hyponym | : | de-iodinase, |
| definition | : | an enzyme that removes the iodine radical (noun.substance) |
| hyponym | : | disaccharidase, |
| definition | : | an enzyme that catalyzes the hydrolysis of disaccharides into monosaccharides (noun.substance) |
| hyponym | : | elastase, |
| definition | : | a pancreatic enzyme that catalyzes the hydrolysis of elastin (noun.substance) |
| hyponym | : | enterokinase, |
| definition | : | enzyme in the intestinal juice that converts inactive trypsinogen into active trypsin (noun.substance) |
| hyponym | : | histaminase, |
| definition | : | enzyme that acts as a catalyst in converting histidine to histamine (noun.substance) |
| hyponym | : | hyaluronidase, hyazyme, spreading factor, |
| definition | : | an enzyme (trade name Hyazyme) that splits hyaluronic acid and so lowers its viscosity and increases the permeability of connective tissue and the absorption of fluids (noun.substance) |
| hyponym | : | isomerase, |
| definition | : | an enzyme that catalyzes its substrate to an isomeric form (noun.substance) |
| hyponym | : | kinase, |
| definition | : | an enzyme that catalyzes the conversion of a proenzyme to an active enzyme (noun.substance) |
| hyponym | : | lipase, |
| definition | : | an enzyme secreted in the digestive tract that catalyzes the breakdown of fats into individual fatty acids that can be absorbed into the bloodstream (noun.substance) |
| hyponym | : | lysozyme, muramidase, |
| definition | : | an enzyme found in saliva and sweat and tears that destroys the cell walls of certain bacteria (noun.substance) |
| hyponym | : | mao, monoamine oxidase, |
| definition | : | an enzyme that catalyzes the oxidation of many body compounds (e.g., epinephrine and norepinephrine and serotonin) (noun.substance) |
| hyponym | : | nitrogenase, |
| definition | : | an enzyme of nitrogen-fixing microorganisms that catalyzes the conversion of nitrogen to ammonia (noun.substance) |
| hyponym | : | nuclease, |
| definition | : | general term for enzymes that catalyze the hydrolysis of nucleic acid by cleaving chains of nucleotides into smaller units (noun.substance) |
| hyponym | : | oxidase, |
| definition | : | any of the enzymes that catalyze biological oxidation (noun.substance) |
| hyponym | : | oxidoreductase, |
| definition | : | an enzyme that catalyzes oxidation-reduction (noun.substance) |
| hyponym | : | papain, |
| definition | : | a proteolytic enzyme obtained from the unripe papaya; used as a meat tenderizer (noun.substance) |
| hyponym | : | beta-lactamase, penicillinase, |
| definition | : | enzyme produced by certain bacteria that inactivates penicillin and results in resistance to that antibiotic (noun.substance) |
| hyponym | : | pepsin, |
| definition | : | an enzyme produced in the stomach that splits proteins into peptones (noun.substance) |
| hyponym | : | pepsinogen, |
| definition | : | precursor of pepsin; stored in the stomach walls and converted to pepsin by hydrochloric acid in the stomach (noun.substance) |
| hyponym | : | phosphatase, |
| definition | : | any of a group of enzymes that act as a catalyst in the hydrolysis of organic phosphates (noun.substance) |
| hyponym | : | fibrinolysin, plasmin, |
| definition | : | an enzyme that dissolves the fibrin of blood clots (noun.substance) |
| hyponym | : | polymerase, |
| definition | : | an enzyme that catalyzes the formation of new DNA and RNA from an existing strand of DNA or RNA (noun.substance) |
| hyponym | : | reductase, |
| definition | : | an enzyme that catalyses the biochemical reduction of some specified substance (noun.substance) |
| hyponym | : | chymosin, rennin, |
| definition | : | an enzyme that occurs in gastric juice; causes milk to coagulate (noun.substance) |
| hyponym | : | secretase, |
| definition | : | a set of enzymes believed to snip pieces off a longer protein producing fragments of amyloid protein that bunch up and create amyloid protein plaques in brain tissue (the pathological hallmark of Alzheimer's) (noun.substance) |
| hyponym | : | streptodornase, |
| definition | : | an enzyme produced by some hemolytic strains of streptococcus that dissolves fibrinous secretions from infections; used medicinally (often in combination with streptokinase) (noun.substance) |
| hyponym | : | streptokinase, |
| definition | : | an enzyme produced by some strains of streptococcus that can liquefy blood clots by converting plasminogen to plasmin; used medicinally in some cases of myocardial infarction and pulmonary embolism (noun.substance) |
| hyponym | : | sod, superoxide dismutase, |
| definition | : | an enzyme that catalyzes the conversion of superoxide into hydrogen peroxide and oxygen (noun.substance) |
| hyponym | : | telomerase, |
| definition | : | an enzyme in eukaryotic cells that can add telomeres to the ends of chromosomes after they divide (noun.substance) |
| hyponym | : | transferase, |
| definition | : | any of various enzymes that move a chemical group from one compound to another compound (noun.substance) |
| hyponym | : | trypsin, |
| definition | : | an enzyme of pancreatic origin; catalyzes the hydrolysis of proteins to smaller polypeptide units (noun.substance) |
| hyponym | : | urease, |
| definition | : | an enzyme that catalyzes the hydrolysis of urea into carbon dioxide and ammonia; is present in intestinal bacteria (noun.substance) |
| hyponym | : | zymase, |
| definition | : | a complex of enzymes that cause glycolysis; originally found in yeast but also present in higher organisms (noun.substance) |
| part holonym | : | active site, |
| definition | : | the part of an enzyme or antibody where the chemical reaction occurs (noun.location) |
| derivation | : | enzymatic, |
| definition | : | of or relating to or produced by an enzyme (adj.pert) |
| derivation | : | enzymatic, |
| definition | : | of or relating to or produced by an enzyme (adj.pert) |
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