5AE4:
reference: The solution configurations of inactive and activated DntR have implications for the sliding dimer mechanism of LysR transcription factors., Lerche M, Dian C, Round A, Lonneborg R, Brzezinski P, Leonard GA, Sci Rep. 2016 Jan 28;6:19988. doi: 10.1038/srep19988. PMID: 26817994

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