Strigolactone Analogues for Drought-Tolerant Crop Yields
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Solution Overview
Problem
Current drought management strategies for agriculture are limited to soil management and crop variety choice, lacking a practical tool to enhance crop yields during drought conditions, and there is a need for a cost-effective method to adapt to water-limited conditions due to climate change.
Innovation Solution
Development of novel plant propagation materials comprising strigolactones or their chemical mimics, which can be applied to plants to increase drought tolerance, yield, and reduce water consumption, formulated as compounds with specific structures such as those described in Formulas I-VII, and their use in formulations with excipients and fertilizers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If strigolactone is used to enhance drought tolerance and yield, then plant productivity under water-limited conditions is improved, but production cost is high
Solution Approach 1:
The patent uses chemical mimics (analogues) of strigolactone that replicate the biological activity of natural strigolactone but can be produced more economically. These synthetic copies provide the same drought tolerance and yield enhancement effects while reducing production costs through more efficient synthetic routes.
Solution Approach 2:
The patent modifies the chemical structure of strigolactone by varying substituents at different positions (R1-R17 groups) to create analogues with improved properties. These structural parameter changes allow optimization of both biological activity and manufacturability, balancing efficacy with production cost.
2Ease of manufacture
If novel chemical routes are developed to reduce production cost, then manufacturing feasibility is improved, but chemical structure complexity increases
Solution Approach 1:
The strigolactone molecule is divided into modular components (ring structures and substituent groups R1-R17) that can be independently modified. This segmentation allows systematic exploration of simpler analogues with fewer atoms or less complex functional groups while maintaining key biological activities.
Solution Approach 2:
The patent employs readily available starting materials and common chemical reagents for synthesizing strigolactone analogues. By using inexpensive, easily obtainable chemicals and standard synthesis procedures, the overall production cost is reduced even if multiple synthesis steps are required.
Data Source
AI summary
Disclosed herein are plant propagation materials, methods of manufacturing, formulations and uses thereof. The plant propagation materials disclosed herein may comprise a strigolactone obtained by a biosynthetic process. The plant propagation material may comprise a chemical mimic of a strigolactone. The strigolactone may be 5-deoxystrigol. Methods of manufacturing the plant propagation materials may comprise a chemical process. Alternatively, methods of manufacturing the plant propagation material may comprise a biosynthetic process. The methods may comprise use of one or more polynucleotides. The polynucleotides may encode a metabolite. The polynucleotides may comprise one or more genes encoding one or more components of a strigolactone pathway.