2IHR:
reference: Release Factors 2 from Escherichia coli and Thermus thermophilus: structural, spectroscopic and microcalorimetric studies., Zoldak G, Redecke L, Svergun DI, Konarev PV, Voertler CS, Dobbek H, Sedlak E, Sprinzl M, Nucleic Acids Res. 2007 Feb 1;. PMID: 17272297

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