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Tryptophan became part of the universal genetic code post-LUCA www.biorxiv.org/content/10.6...
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We evaluate whether tryptophan (W), widely thought to be the last of the 20 canonical amino acids added to the genetic code, was already present in the Last Universal Common Ancestor (LUCA). We recons...
Tryptophan became part of the universal genetic code post-LUCA
Mathieu M.J.E. Rebeaud