| exo-1,3-alpha-glucanase | <enzyme> For mutanase consider also EC 3.2.1.59, endo-1,3-alpha-glucanase Registry number: EC 3.2.1.84 Synonym: alpha-(1-3)glucan hydrolase, mutanase, alpha-1-3-glucan, 3-glucanohydrolase, s-glucanase, 1,3-alpha-glucanase (26 Jun 1999) |
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| exo-1,4-alpha-d-glucosidase | A hydrolase removing terminal alpha-1,4-linked d-glucose residues from nonreducing ends of chains, with release of beta-d-glucose. Synonym: acid maltase, amyloglucosidase, gamma-amylase, glucoamylase. (05 Mar 2000) |
| exo-1,4-beta-galactanase | <enzyme> From bacillus subtilis; hydrolyzes soybean arabinogalactan to yield galactobiose and small amounts of galactotetrose Registry number: EC 3.2.1.- Synonym: arabinogalactan 4-beta-d-galactanohydrolase (26 Jun 1999) |
| exo-1,4-beta-mannanase | <enzyme> From aeromonas hydrophila subsp. Anaerogenes Registry number: EC 3.2.1.- Synonym: 1,4-beta-d-mannan mannobiohydrolase (26 Jun 1999) |
| exo-beta-(1--3)-D-galactanase | <enzyme> From irpex lacteus (polyporus tulipferae); hydrolyzes specifically oligosaccharides and polymers of (1--3)-linked beta-d-galactopyranosyl residues; maximal activity exhibited at pH 4.6 Registry number: EC 3.2.1.- Synonym: ebd-galactanase, exo-(1-3)-galactanase (26 Jun 1999) |
| exo-beta-1,4-glucanase | <enzyme> Releases single glucose units from 1,4-beta-d-glucans; for release of cellobiose (disaccharide) units see exo-cellobiohydrolase, EC 3.2.1.91 Registry number: EC 3.2.1.74 Synonym: exo-1,4-beta-glucosidase, beta-(1-4)-glucanase, 1,4-beta-d-glucan glucohydrolase, glucan 1,4-beta-glucosidase (26 Jun 1999) |
| exo-beta-D-galactofuranosidase | <enzyme> Catalyses release of galactose from methyl and ethyl-beta-d-galactofuranosides, from 6-o-beta-galactofuranosyl-d-galactose and 5-o-beta-galactofuranosyl-containing peptidophosphogalactomannan from p. Charlesii culture filtrates Registry number: EC 3.2.1.- Synonym: beta-galactofuranosidase (26 Jun 1999) |
| exo-beta-D-glucosaminidase | <enzyme> Capable of hydrolyzing chitobiose; from culture filtrate of nocardia orientalis ifo 12806; exo-hydrolase, removing single glucosamine residues from the nonreducing terminal of a sequence of beta-(1--4)-linked glucosamine chain, such as chitosan and chitooligosaccharides; does not act on acetylated substrates or aryl-beta-glycosides Registry number: EC 3.2.1.- (26 Jun 1999) |
| exo-cellobiohydrolase | <enzyme> Releases the disaccharide, cellobiose, from the non-reducing end of cellulose and cellotetraose; for release of single glucose units see exo-beta-1,4-glucanase Registry number: EC 3.2.1.91 Synonym: exo-cellulase, c1-cellulase, 1,4-beta-d-glucan cellobiohydrolase avicelase, cellobiohydrolases, cellobiohydrolase, beta-glucancellobiohydrolase, endoglucanase I, cellobiohydrolase I, cellobiohydrolase a, cbha gene product, cbh II, avicelase, cel1 protein, cel1 gene product, cbhi gene product, avicelase II (26 Jun 1999) |
| exo-poly-alpha-galacturonosidase | <enzyme> Catalyses the hydrolysis of pectic acid from the non-reducing end releasing digalacturonate Registry number: EC 3.2.1.82 Synonym: pehx gene product, d-galacturonan digalacturonohydrolase, poly-(1-4)-alpha-d-galactosiduronate digalacturonohydrolase, polygalacturonate hydrolase, pehb gene product (26 Jun 1999) |
| EXO1 exonuclease | <enzyme> Double-stranded 5'-3' exonuclease that interacts with msh2 protein; isolated from saccharomyces cerevisiae; partial do not confuse with 14-3-3 protein Registry number: EC 3.1.- Synonym: exo1 gene product (exonuclease) (26 Jun 1999) |
| exoamylase | A glucanohydrolase acting on a glycosidic bond near an end of the polysaccharide; e.g., beta-amylase. (05 Mar 2000) |
| exoantigen | Any toxin or other excitor of antibody formation, separate or separable from its source. Synonym: exoantigen. (05 Mar 2000) |
| exoATPase | <enzyme> Hydrolyzes extracellular ATP; aspect of EC 3.6.1.3 Registry number: EC 3.6.1.- Synonym: atpase, exo (26 Jun 1999) |
| exobiology | The interdisciplinary science that studies evolutionary biology, including the origin and evolution of the major elements required for life, their processing in the interstellar medium and in protostellar systems. This field also includes the study of chemical evolution and the subsequent interactions between evolving biota and planetary evolution as well as the field of biology that deals with the study of extraterrestrial life. (12 Dec 1998) |