In our genetics 101, we often learn that the genetic code is a strict dictionary. But biology, as we know it, is the wonderland of exceptions. In fact, the genetic code can only be called “nearly universal”, since up to 60 deviations have been described so far (Lukes et al. Curr. Biol., 2025). Departures sometimes … Continue reading The 4-bp anticodon stem tRNA: an anarchist of the genetic code