4JKR: reference: The Mechanism of E. coli RNA Polymerase Regulation by ppGpp Is Suggested by the Structure of their Complex., Zuo Y, Wang Y, Steitz TA, Mol Cell. 2013 May 9;50(3):430-6. doi: 10.1016/j.molcel.2013.03.020. Epub 2013, Apr 25. PMID: 23623685 |
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