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β-Amylase (EC 3.2.1.2, saccharogen amylase, glycogenase) is an enzyme with the systematic name 4-α-D-glucan maltohydrolase. [ 2 ] [ 3 ] [ 4 ] It catalyses the following reaction: Hydrolysis of (1→4)-α- D -glucosidic linkages in polysaccharides so as to remove successive maltose units from the non-reducing ends of the chains
The optimal conditions for sporangium production are temperatures between 30 ... can produce antibiotic activity on some bacteria. [7] ... produce amylase, lipase, ...
Another form of amylase, β-amylase (EC 3.2.1.2 ) (alternative names: 1,4-α-D-glucan maltohydrolase; glycogenase; saccharogen amylase) is also synthesized by bacteria, fungi, and plants. Working from the non-reducing end, β-amylase catalyzes the hydrolysis of the second α-1,4 glycosidic bond, cleaving off two glucose units at a
In biochemistry, lipase (/ ˈ l aɪ p eɪ s, ˈ l aɪ p eɪ z / LY-payss, LY-payz) refers to a class of enzymes that catalyzes the hydrolysis of fats. Some lipases display broad substrate scope including esters of cholesterol , phospholipids , and of lipid-soluble vitamins [ 1 ] [ 2 ] and sphingomyelinases ; [ 3 ] however, these are usually ...
Lingual lipase: Lipid digestion initiates in the mouth. Lingual lipase starts the digestion of the lipids/fats. Salivary amylase: Carbohydrate digestion also initiates in the mouth. Amylase, produced by the salivary glands, breaks complex carbohydrates, mainly cooked starch, to smaller chains, or even simple sugars.
Studies have shown that even in these cases, lingual lipase is present in normal amounts, [5] and contributes to greater than 90% of total lipase activity in duodenum. [2] This can be attributed to the fact that lingual lipase has a low pH optimum and can thus remain active through the stomach into the duodenum, where there is a low pH in ...
The production of a particular digestive exoenzyme by a bacterial cell can be assessed using plate assays. Bacteria are streaked across the agar, and are left to incubate. The release of the enzyme into the surroundings of the cell cause the breakdown of the macromolecule on the plate. If a reaction does not occur, this means that the bacteria ...
The optimal temperature for enzyme secretion is 37 °C. It can exist in a dormant spore form to resist harsh environments, or in a vegetative state when conditions are good. High capacity of secretion of the alkaline serine protease has made B. licheniformis one of the most important bacteria in industrial enzyme production. [2]