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September 10, 2025International Journal of Molecular SciencesOpen Access

A Comparative Bioinformatic Investigation of the Rubisco Small Subunit Gene Family in True Grasses Reveals Novel Targets for Enhanced Photosynthetic Efficiency

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Authors

BTBrittany Clare ThornburyTHTianhua HeYJYong Jia

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Overview

Comparative analysis identifies genetic targets for improved photosynthesis in C3 and C4 grasses, suggesting innovative engineering strategies.

Key Points

  • Gene comparisons revealed that specific rbcs copy variations could enhance photosynthesis in grasses, indicating a pathway for crop improvement.
  • Promoter analysis of chromosome 5 showed an I-box pair arrangement linked to higher rbcs expression, emphasizing its role in Triticaeae's adaptation.
  • Molecular dynamics simulations indicated that the G59C substitution in H. vulgare's Rubisco improves complex stability, which is crucial for its efficiency.
  • The study highlights the divergence in rbcS genes between c3 and c4 plants, presenting potential genetic engineering targets for crop enhancement.

Cite This Study

Thornbury et al. (2025) studied this question.

synapsesocial.com/papers/68c1b61454b1d3bfb60eb552https://doi.org/10.3390/ijms26157424
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Also Consider

Synapse has enriched 5 closely related papers on similar clinical questions. Consider them for comparative context:

  1. 1Effect of individual suppression of <i>RBCS</i> multigene family on Rubisco contents in rice leaves2011 · 63 citations
  2. 2Convergence, stability, and thermal adaptation in the rubisco enzyme in plants2025
  3. 3Chloroplast genome editing of Rubisco boosts photosynthesis and plant growth2026 · 12 citations
  4. 4Rubisco is evolving for improved catalytic efficiency and CO <sub>2</sub> assimilation in plants2024 · 56 citations
  5. 5Improving plant photosynthesis by modifying Rubisco and its chaperones2026