Bioinspired Cellulase-Mimetic Solid Acid Catalysts for Cellulose Hydrolysis

Glucose produced by catalytic hydrolysis of cellulose is an important platform molecule for producing a variety of potential biobased fuels and chemicals. Catalysts such as mineral acids and enzymes have been intensively studied for cellulose hydrolysis. However, mineral acids show serious limitatio...

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Autores principales:	Guangxu Yang, Xiaolin Luo, Li Shuai
Formato:	article
Lenguaje:	EN
Publicado:	Frontiers Media S.A. 2021
Materias:	glucose cellulase solid acid cellulase-mimetic catalysts cellulose hydrolysis Biotechnology TP248.13-248.65
Acceso en línea:	https://doaj.org/article/a92e89ff2aee44068123e28de0b46812
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spelling	oai:doaj.org-article:a92e89ff2aee44068123e28de0b468122021-11-18T09:51:48ZBioinspired Cellulase-Mimetic Solid Acid Catalysts for Cellulose Hydrolysis2296-418510.3389/fbioe.2021.770027https://doaj.org/article/a92e89ff2aee44068123e28de0b468122021-11-01T00:00:00Zhttps://www.frontiersin.org/articles/10.3389/fbioe.2021.770027/fullhttps://doaj.org/toc/2296-4185Glucose produced by catalytic hydrolysis of cellulose is an important platform molecule for producing a variety of potential biobased fuels and chemicals. Catalysts such as mineral acids and enzymes have been intensively studied for cellulose hydrolysis. However, mineral acids show serious limitations concerning equipment corrosion, wastewater treatment and recyclability while enzymes have the issues such as high cost and thermal stability. Alternatively, solid acid catalysts are receiving increasing attention due to their high potential to overcome the limitations caused by conventional mineral acid catalysts but the slow mass transfer between the solid acid catalysts and cellulose as well as the absence of ideal binding sites on the surface of the solid acid catalysts are the key barriers to efficient cellulose hydrolysis. To bridge the gap, bio-inspired or bio-mimetic solid acid catalysts bearing both catalytic and binding sites are considered futuristic materials that possess added advantages over conventional solid catalysts, given their better substrate adsorption, high-temperature stability and easy recyclability. In this review, cellulase-mimetic solid acid catalysts featuring intrinsic structural characteristics such as binding and catalytic domains of cellulase are reviewed. The mechanism of cellulase-catalyzed cellulose hydrolysis, design of cellulase-mimetic catalysts, and the issues related to these cellulase-mimetic catalysts are critically discussed. Some potential research directions for designing more efficient catalysts for cellulose hydrolysis are proposed. We expect that this review can provide insights into the design and preparation of efficient bioinspired cellulase-mimetic catalysts for cellulose hydrolysis.Guangxu YangXiaolin LuoLi ShuaiFrontiers Media S.A.articleglucosecellulasesolid acidcellulase-mimetic catalystscellulose hydrolysisBiotechnologyTP248.13-248.65ENFrontiers in Bioengineering and Biotechnology, Vol 9 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	glucose cellulase solid acid cellulase-mimetic catalysts cellulose hydrolysis Biotechnology TP248.13-248.65
spellingShingle	glucose cellulase solid acid cellulase-mimetic catalysts cellulose hydrolysis Biotechnology TP248.13-248.65 Guangxu Yang Xiaolin Luo Li Shuai Bioinspired Cellulase-Mimetic Solid Acid Catalysts for Cellulose Hydrolysis
description	Glucose produced by catalytic hydrolysis of cellulose is an important platform molecule for producing a variety of potential biobased fuels and chemicals. Catalysts such as mineral acids and enzymes have been intensively studied for cellulose hydrolysis. However, mineral acids show serious limitations concerning equipment corrosion, wastewater treatment and recyclability while enzymes have the issues such as high cost and thermal stability. Alternatively, solid acid catalysts are receiving increasing attention due to their high potential to overcome the limitations caused by conventional mineral acid catalysts but the slow mass transfer between the solid acid catalysts and cellulose as well as the absence of ideal binding sites on the surface of the solid acid catalysts are the key barriers to efficient cellulose hydrolysis. To bridge the gap, bio-inspired or bio-mimetic solid acid catalysts bearing both catalytic and binding sites are considered futuristic materials that possess added advantages over conventional solid catalysts, given their better substrate adsorption, high-temperature stability and easy recyclability. In this review, cellulase-mimetic solid acid catalysts featuring intrinsic structural characteristics such as binding and catalytic domains of cellulase are reviewed. The mechanism of cellulase-catalyzed cellulose hydrolysis, design of cellulase-mimetic catalysts, and the issues related to these cellulase-mimetic catalysts are critically discussed. Some potential research directions for designing more efficient catalysts for cellulose hydrolysis are proposed. We expect that this review can provide insights into the design and preparation of efficient bioinspired cellulase-mimetic catalysts for cellulose hydrolysis.
format	article
author	Guangxu Yang Xiaolin Luo Li Shuai
author_facet	Guangxu Yang Xiaolin Luo Li Shuai
author_sort	Guangxu Yang
title	Bioinspired Cellulase-Mimetic Solid Acid Catalysts for Cellulose Hydrolysis
title_short	Bioinspired Cellulase-Mimetic Solid Acid Catalysts for Cellulose Hydrolysis
title_full	Bioinspired Cellulase-Mimetic Solid Acid Catalysts for Cellulose Hydrolysis
title_fullStr	Bioinspired Cellulase-Mimetic Solid Acid Catalysts for Cellulose Hydrolysis
title_full_unstemmed	Bioinspired Cellulase-Mimetic Solid Acid Catalysts for Cellulose Hydrolysis
title_sort	bioinspired cellulase-mimetic solid acid catalysts for cellulose hydrolysis
publisher	Frontiers Media S.A.
publishDate	2021
url	https://doaj.org/article/a92e89ff2aee44068123e28de0b46812
work_keys_str_mv	AT guangxuyang bioinspiredcellulasemimeticsolidacidcatalystsforcellulosehydrolysis AT xiaolinluo bioinspiredcellulasemimeticsolidacidcatalystsforcellulosehydrolysis AT lishuai bioinspiredcellulasemimeticsolidacidcatalystsforcellulosehydrolysis
_version_	1718420862831427584

Bioinspired Cellulase-Mimetic Solid Acid Catalysts for Cellulose Hydrolysis

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