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Related Experiment Video

Updated: Jan 7, 2026

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Spatial engineering for biocatalytic cascade control through biomolecular compartmentalization.

Juntao Ke1, Li Wan1, Maiqi Chen1

  • 1State Key Laboratory of Food Science and Resources, School of Food Science and Technology, Jiangnan University, Wuxi, Jiangsu 214122, China.

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|December 31, 2025
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Summary

Spatial engineering uses compartments to control metabolic flux. This review covers scaffolded and scaffoldless systems for cellular and cell-free biocatalysis, offering a framework for pathway efficiency.

Keywords:
Artificial cellsMembraneless organellesMetabolic compartmentalizationScaffolded compartmentsScaffoldless compartments

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Area of Science:

  • Synthetic biology
  • Biocatalysis
  • Metabolic engineering

Background:

  • Metabolic flux orchestration requires spatial solutions beyond traditional enzyme engineering.
  • Cellular systems face challenges with enzyme dispersion and native pathway priorities.
  • In vitro metabolons offer mechanistic insights into enzymatic cascades.

Purpose of the Study:

  • To systematically evaluate spatial engineering platforms for biocatalytic process control.
  • To establish a framework for understanding spatial control principles in metabolic landscapes.
  • To analyze advances in model construction and functionalized applications of spatial engineering.

Main Methods:

  • Review of scaffolded compartments (liposomes, DNA origami, polymersomes, bacterial microcompartments).
  • Review of scaffoldless assemblies (membraneless organelles, coacervates).
  • Critical analysis of recent advances and functional applications.

Main Results:

  • Spatial engineering platforms reconfigure metabolic landscapes in cellular and cell-free systems.
  • A framework is established for understanding spatial control principles governing pathway efficiency and flux redistribution.
  • Current limitations in mechanistic elucidation, dynamic regulation, and cross-system compatibility are assessed.

Conclusions:

  • Spatial engineering offers transformative potential for metabolic flux control.
  • Future developments focus on multifunctional spatial organization tools and biomimetic platforms.
  • Advances in synthetic biology and cellular engineering are projected.