Title |
Fine-Tuning Tomato Agronomic Properties by Computational Genome Redesign
|
---|---|
Published in |
PLoS Computational Biology, June 2012
|
DOI | 10.1371/journal.pcbi.1002528 |
Pubmed ID | |
Authors |
Javier Carrera, Asun Fernández del Carmen, Rafael Fernández-Muñoz, Jose Luis Rambla, Clara Pons, Alfonso Jaramillo, Santiago F. Elena, Antonio Granell |
Abstract |
Considering cells as biofactories, we aimed to optimize its internal processes by using the same engineering principles that large industries are implementing nowadays: lean manufacturing. We have applied reverse engineering computational methods to transcriptomic, metabolomic and phenomic data obtained from a collection of tomato recombinant inbreed lines to formulate a kinetic and constraint-based model that efficiently describes the cellular metabolism from expression of a minimal core of genes. Based on predicted metabolic profiles, a close association with agronomic and organoleptic properties of the ripe fruit was revealed with high statistical confidence. Inspired in a synthetic biology approach, the model was used for exploring the landscape of all possible local transcriptional changes with the aim of engineering tomato fruits with fine-tuned biotechnological properties. The method was validated by the ability of the proposed genomes, engineered for modified desired agronomic traits, to recapitulate experimental correlations between associated metabolites. |
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Geographical breakdown
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Unknown | 6 | 9% |
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