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Different roles for basic and aromatic amino acids in conserved region 2 of Escherichia coli sigma(70) in the nucleation and maintenance of the single-stranded DNA bubble in open RNA polymerase-promoter complexes.
Tomsic M, Tsujikawa L, Panaghie G, Wang Y, Azok J, deHaseth PL. Tomsic M, et al. Among authors: dehaseth pl. J Biol Chem. 2001 Aug 24;276(34):31891-6. doi: 10.1074/jbc.M105027200. Epub 2001 Jul 6. J Biol Chem. 2001. PMID: 11443133 Free article.
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