1B23:
reference: The crystal structure of Cys-tRNACys-EF-Tu-GDPNP reveals general and specific features in the ternary complex and in tRNA., Nissen P, Thirup S, Kjeldgaard M, Nyborg J, Structure Fold Des 1999 Feb 15;7(2):143-56. PMID: 10368282

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