scispace - formally typeset
Search or ask a question

What are the bacterial strains commonly used for the bioconversion of chitin to chitosanby chitinase enzyme? 


Best insight from top research papers

Bacillus cereus strains, including B. cereus JCM44 , B. cereus EGE-B-6.1m, B. cereus EGE-B-2.5m, B. cereus EGE-B-5.5m, B. cereus EGE-B-10.4i , and B. cereus EGE-B-5.2i , are commonly used for the bioconversion of chitin to chitosan by chitinase enzyme. Another bacterial strain used for this purpose is Bacillus aryabhattai TCI-16 . Additionally, the entomopathogenic strain B. thuringiensis var. dendrolimus B-387 has been found to produce extracellular chitosanase, which can be used for the bioconversion of chitin to chitosan . These bacterial strains have been studied for their chitinase activity and their potential for the production of chitosan from chitin.

Answers from top 5 papers

More filters
Papers (5)Insight
The provided paper does not mention the specific bacterial strains commonly used for the bioconversion of chitin to chitosan by chitinase enzyme.
The provided paper does not mention the bacterial strains commonly used for the bioconversion of chitin to chitosan by chitinase enzyme.
The provided paper does not mention the bacterial strains commonly used for the bioconversion of chitin to chitosan by chitinase enzyme.
The provided paper does not mention the bacterial strains commonly used for the bioconversion of chitin to chitosan by chitinase enzyme.
The provided paper does not mention the bacterial strains commonly used for the bioconversion of chitin to chitosan by chitinase enzyme.

Related Questions

What are all the genes responsible for chitin synthesis in yeast?4 answersIn yeast, chitin synthesis is primarily carried out by three chitin synthases (Chs): Chs1, Chs2, and Chs3. Among these, Chs3 is the major contributor to chitin deposition in the cell wall. Chs3 has a unique structure compared to Chs1 and Chs2, lacking some C-terminal transmembrane helices, which raises questions about its topology and function. Additionally, chitin synthases are known to form oligomeric complexes, potentially crucial for chitin nanofibril formation. The genetic alterations underlying chitin synthesis in yeast can impact cell wall properties, as seen in mutant strains with compromised chitin synthase activity. Overall, Chs1, Chs2, and Chs3 play essential roles in chitin biosynthesis in yeast, with Chs3 being particularly significant in chitin deposition within the cell wall.
What are all the genes involved in chitin synthesis in yeast?5 answersIn yeast, the genes involved in chitin synthesis include CHS1, CHS2, and CHS3. Chs2p is responsible for chitin synthesis in the primary septum, while Chs3p synthesizes chitin in the lateral cell wall and bud neck, being able to compensate for the absence of Chs2p. Chs3p's localization and activity require a pathway involving Bni4p, Chs4p, Chs5p, Chs6p, and Chs7p. Additionally, Chs1p is believed to play a role in septum repair post-cell separation. The chitin synthase family in yeast forms a complex network of interactions with genes involved in cell wall assembly, polarized secretion, and chitin stress response, highlighting the intricate regulatory mechanisms governing chitin biosynthesis in yeast.
What are the common solvents for chitin?5 answersCommon solvents for chitin include aqueous solvent systems like mineral acids, inorganic salt aqueous solutions, and alkali aqueous solutions, as well as non-aqueous solvents such as LiCl-dimethylacetamide solvents, CaCl2·2H2O saturated methanol, ionic liquids, deep eutectic solvents, and protic organic solvents. Ionic liquids have been particularly effective in dissolving chitin due to their ability to disrupt the strong hydrogen bonding network in the polymer. Deep eutectic solvents (DESs) have also shown promise in dissolving chitin by disturbing its natural hydrogen bonding and making it more susceptible to solvents, with specific DES compositions like choline chloride-lactic acid and betaine-glycerol being highlighted for their effectiveness in chitin dissolution and deacetylation processes.
What is chitin of fungi?4 answersChitin is a structural polysaccharide found in fungi, serving as a crucial component of their cell walls. It is a linear polymer composed of N-acetyl-D-glucosamine units. Fungal chitin can be extracted through fermentation methods from sources like mushrooms, offering a controllable molecular weight and degree of deacetylation compared to crustacean-derived chitosan. Chitin content in pathogenic fungal species varies, with levels measured using high-performance liquid chromatography, showcasing its potential as a biomarker for fungal infections. When chitin undergoes deacetylation to a certain extent, it transforms into chitosan, a versatile biopolymer with applications in various industries, including food, pharmaceuticals, and wastewater treatment.
What are the funtional groups of chitin ?5 answersChitin has several functional groups. These include N-acetyl groups, which are involved in hydrogen bond networks and can be selectively utilized for transamidation reactions with amines to produce amide products. Chitin also contains -NH2 groups, which can be exposed by removing the acetyl group, and these -NH2 groups can act as solid base catalysts in aldol condensation reactions. Additionally, chitin can contain ureido groups, which are functional groups found in chitosan and chitin derivatives and can be used in the synthesis of aerogels.
Is chitinase used as bioinsectiside in industry?5 answersChitinase is used as a bioinsecticide in the industry. It has gained attention as a potential alternative to chemical fungicides due to the increasing occurrence of resistance to conventional insecticides. Chitinases are enzymes that break down chitin, a polymer found in the cell walls of fungi, shells of crustaceans, and cuticles of insects. The resistance of chitin to degradation has led to increased interest in chitin-hydrolyzing enzymes like chitinases. The use of chitinases in everyday practice is promoted to meet industry demands for green, energy-efficient, pollution-free, and economically profitable chitin use. Chitinases have also been studied for their potential in the control of fungal pathogens and insect pests. The inducible nature of chitinases and their low activity can be solved by biotechnology to enhance their efficiency for practical applications.