6QW2:
reference: A novel growth based selection strategy identifies new constitutively active variants of the major virulence regulator PrfA in Listeria monocytogenes., Hansen S, Hall M, Grundstrom C, Brannstrom K, Sauer-Eriksson AE, Johansson J, J Bacteriol. 2020 Mar 16. pii: JB.00115-20. doi: 10.1128/JB.00115-20. PMID: 32179627

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