Engineering Rubisco to enhance CO2 utilization

Ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco) is a pivotal enzyme that mediates the fixation of CO2. As the most abundant protein on earth, Rubisco has a significant impact on global carbon, water, and nitrogen cycles. However, the significantly low carboxylation activity and competing o...

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Main Authors: Lei Zhao, Zhen Cai, Yin Li, Yanping Zhang
Format: Article
Language:English
Published: KeAi Communications Co., Ltd. 2024-03-01
Series:Synthetic and Systems Biotechnology
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2405805X23001138
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author Lei Zhao
Zhen Cai
Yin Li
Yanping Zhang
author_facet Lei Zhao
Zhen Cai
Yin Li
Yanping Zhang
author_sort Lei Zhao
collection DOAJ
description Ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco) is a pivotal enzyme that mediates the fixation of CO2. As the most abundant protein on earth, Rubisco has a significant impact on global carbon, water, and nitrogen cycles. However, the significantly low carboxylation activity and competing oxygenase activity of Rubisco greatly impede high carbon fixation efficiency. This review first summarizes the current efforts in directly or indirectly modifying plant Rubisco, which has been challenging due to its high conservation and limitations in chloroplast transformation techniques. However, recent advancements in understanding Rubisco biogenesis with the assistance of chaperones have enabled successful heterologous expression of all Rubisco forms, including plant Rubisco, in microorganisms. This breakthrough facilitates the acquisition and evaluation of modified proteins, streamlining the measurement of their activity. Moreover, the establishment of a screening system in E. coli opens up possibilities for obtaining high-performance mutant enzymes through directed evolution. Finally, this review emphasizes the utilization of Rubisco in microorganisms, not only expanding their carbon-fixing capabilities but also holding significant potential for enhancing biotransformation processes.
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spelling doaj.art-316ffc3a878344b5ad6e9a1f93dfb5f92024-03-06T05:27:57ZengKeAi Communications Co., Ltd.Synthetic and Systems Biotechnology2405-805X2024-03-01915568Engineering Rubisco to enhance CO2 utilizationLei Zhao0Zhen Cai1Yin Li2Yanping Zhang3CAS Key Laboratory of Microbial Physiological and Metabolic Engineering, State Key Laboratory of Microbial Resources, Institute of Microbiology, Chinese Academy of Sciences, Beijing, 100101, China; University of Chinese Academy of Sciences, Beijing, 100049, ChinaCAS Key Laboratory of Microbial Physiological and Metabolic Engineering, State Key Laboratory of Microbial Resources, Institute of Microbiology, Chinese Academy of Sciences, Beijing, 100101, ChinaCAS Key Laboratory of Microbial Physiological and Metabolic Engineering, State Key Laboratory of Microbial Resources, Institute of Microbiology, Chinese Academy of Sciences, Beijing, 100101, ChinaCAS Key Laboratory of Microbial Physiological and Metabolic Engineering, State Key Laboratory of Microbial Resources, Institute of Microbiology, Chinese Academy of Sciences, Beijing, 100101, China; Corresponding author.Ribulose-1,5-bisphosphate carboxylase/oxygenase (Rubisco) is a pivotal enzyme that mediates the fixation of CO2. As the most abundant protein on earth, Rubisco has a significant impact on global carbon, water, and nitrogen cycles. However, the significantly low carboxylation activity and competing oxygenase activity of Rubisco greatly impede high carbon fixation efficiency. This review first summarizes the current efforts in directly or indirectly modifying plant Rubisco, which has been challenging due to its high conservation and limitations in chloroplast transformation techniques. However, recent advancements in understanding Rubisco biogenesis with the assistance of chaperones have enabled successful heterologous expression of all Rubisco forms, including plant Rubisco, in microorganisms. This breakthrough facilitates the acquisition and evaluation of modified proteins, streamlining the measurement of their activity. Moreover, the establishment of a screening system in E. coli opens up possibilities for obtaining high-performance mutant enzymes through directed evolution. Finally, this review emphasizes the utilization of Rubisco in microorganisms, not only expanding their carbon-fixing capabilities but also holding significant potential for enhancing biotransformation processes.http://www.sciencedirect.com/science/article/pii/S2405805X23001138RubiscoPlant CO2 fixationMicrobialCarbon fixation pathwaySynthetic biologyEnzyme engineering
spellingShingle Lei Zhao
Zhen Cai
Yin Li
Yanping Zhang
Engineering Rubisco to enhance CO2 utilization
Synthetic and Systems Biotechnology
Rubisco
Plant CO2 fixation
Microbial
Carbon fixation pathway
Synthetic biology
Enzyme engineering
title Engineering Rubisco to enhance CO2 utilization
title_full Engineering Rubisco to enhance CO2 utilization
title_fullStr Engineering Rubisco to enhance CO2 utilization
title_full_unstemmed Engineering Rubisco to enhance CO2 utilization
title_short Engineering Rubisco to enhance CO2 utilization
title_sort engineering rubisco to enhance co2 utilization
topic Rubisco
Plant CO2 fixation
Microbial
Carbon fixation pathway
Synthetic biology
Enzyme engineering
url http://www.sciencedirect.com/science/article/pii/S2405805X23001138
work_keys_str_mv AT leizhao engineeringrubiscotoenhanceco2utilization
AT zhencai engineeringrubiscotoenhanceco2utilization
AT yinli engineeringrubiscotoenhanceco2utilization
AT yanpingzhang engineeringrubiscotoenhanceco2utilization