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. Author manuscript; available in PMC: 2010 Mar 5.
Published in final edited form as: Q Rev Biophys. 2009 Aug;42(3):159–200. doi: 10.1017/S0033583509990060

Fig. 2.

Fig. 2

Comparison between the positions and orientations of the tRNAs in the ribosome at different sites. The tRNA positions and conformations (displayed in ribbons) were obtained by fitting of the experimental cryo-EM densities with the X-ray structure of the tRNAs by real-space refinement.