You’ve seen those amazing multi-purpose kitchen utensils and jackknifes that perform a dozen tasks, but it is all standard fare in biology. From the DNA molecule which stores all kinds of information (you can see examples here, here, hereand here) including overlapping genes, to molecules that fulfill various roles depending on the cellular context and gene sharing, biology is the model of efficiency. Call it multi-purpose design, component reuse, optimization of information density, or whatever, it is one of biology’s biggest unsung feats and last week yet another example was published. Read more
tRNA Synthetase Gene Sharing: Like the Movie Transformers
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