2M4V:
reference: Mycobacterium tuberculosis RNA polymerase binding protein A (RbpA) and its interactions with sigma factors., Bortoluzzi A, Muskett FW, Waters LC, Addis PW, Rieck B, Munder T, Schleier S, Forti F, Ghisotti D, Carr MD, O'Hare HM, J Biol Chem. 2013 Apr 10. PMID: 23548911

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