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Aminoacyl-tRNA synthetase stabilization upon tRNA binding. (A) Thermal melting curve of HisRS in the absence (black diamonds) and presence of tRNAHis pink empty circles) (B) Thermal melting curve of AlaRS (filled red squares) and in the presence of ATP and tRNAAla (empty red squares). (For interpretation of the references to colour in this figure legend, the reader is referred to the web version of this article.)
