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The influence of Escherichia coli Hfq mutations on RNA binding and sRNA•mRNA duplex formation in rpoS riboregulation.

Updegrove TB, Wartell RM.

Biochim Biophys Acta. 2011 Oct;1809(10):532-40. doi: 10.1016/j.bbagrm.2011.08.006. Epub 2011 Aug 22.


Effect of Hfq on RprA-rpoS mRNA pairing: Hfq-RNA binding and the influence of the 5' rpoS mRNA leader region.

Updegrove T, Wilf N, Sun X, Wartell RM.

Biochemistry. 2008 Oct 28;47(43):11184-95. doi: 10.1021/bi800479p. Epub 2008 Oct 1.


Hfq binding changes the structure of Escherichia coli small noncoding RNAs OxyS and RprA, which are involved in the riboregulation of rpoS.

Henderson CA, Vincent HA, Casamento A, Stone CM, Phillips JO, Cary PD, Sobott F, Gowers DM, Taylor JE, Callaghan AJ.

RNA. 2013 Aug;19(8):1089-104. doi: 10.1261/rna.034595.112. Epub 2013 Jun 26.


Duplex formation between the sRNA DsrA and rpoS mRNA is not sufficient for efficient RpoS synthesis at low temperature.

Hämmerle H, Večerek B, Resch A, Bläsi U.

RNA Biol. 2013 Dec;10(12):1834-41. doi: 10.4161/rna.27100. Epub 2013 Nov 13.


The rpoS mRNA leader recruits Hfq to facilitate annealing with DsrA sRNA.

Soper TJ, Woodson SA.

RNA. 2008 Sep;14(9):1907-17. doi: 10.1261/rna.1110608. Epub 2008 Jul 24.


Positional effects of AAN motifs in rpoS regulation by sRNAs and Hfq.

Peng Y, Soper TJ, Woodson SA.

J Mol Biol. 2014 Jan 23;426(2):275-85. doi: 10.1016/j.jmb.2013.08.026. Epub 2013 Sep 16.


The stoichiometry of the Escherichia coli Hfq protein bound to RNA.

Updegrove TB, Correia JJ, Chen Y, Terry C, Wartell RM.

RNA. 2011 Mar;17(3):489-500. doi: 10.1261/rna.2452111. Epub 2011 Jan 4.


Turn-over of the small non-coding RNA RprA in E. coli is influenced by osmolarity.

Madhugiri R, Basineni SR, Klug G.

Mol Genet Genomics. 2010 Oct;284(4):307-18. doi: 10.1007/s00438-010-0568-x. Epub 2010 Aug 18.


Mechanism of positive regulation by DsrA and RprA small noncoding RNAs: pairing increases translation and protects rpoS mRNA from degradation.

McCullen CA, Benhammou JN, Majdalani N, Gottesman S.

J Bacteriol. 2010 Nov;192(21):5559-71. doi: 10.1128/JB.00464-10. Epub 2010 Aug 27.


Conserved arginines on the rim of Hfq catalyze base pair formation and exchange.

Panja S, Schu DJ, Woodson SA.

Nucleic Acids Res. 2013 Aug;41(15):7536-46. doi: 10.1093/nar/gkt521. Epub 2013 Jun 14.


Cycling of the Sm-like protein Hfq on the DsrA small regulatory RNA.

Lease RA, Woodson SA.

J Mol Biol. 2004 Dec 10;344(5):1211-23.


Translational activation of rpoS mRNA by the non-coding RNA DsrA and Hfq does not require ribosome binding.

Vecerek B, Beich-Frandsen M, Resch A, Bläsi U.

Nucleic Acids Res. 2010 Mar;38(4):1284-93. doi: 10.1093/nar/gkp1125. Epub 2009 Dec 6.


Positive regulation by small RNAs and the role of Hfq.

Soper T, Mandin P, Majdalani N, Gottesman S, Woodson SA.

Proc Natl Acad Sci U S A. 2010 May 25;107(21):9602-7. doi: 10.1073/pnas.1004435107. Epub 2010 May 10.


Post-transcriptional regulator Hfq binds catalase HPII: crystal structure of the complex.

Yonekura K, Watanabe M, Kageyama Y, Hirata K, Yamamoto M, Maki-Yonekura S.

PLoS One. 2013 Nov 6;8(11):e78216. doi: 10.1371/journal.pone.0078216. eCollection 2013.


Mutations in interaction surfaces differentially impact E. coli Hfq association with small RNAs and their mRNA targets.

Zhang A, Schu DJ, Tjaden BC, Storz G, Gottesman S.

J Mol Biol. 2013 Oct 9;425(19):3678-97. doi: 10.1016/j.jmb.2013.01.006. Epub 2013 Jan 11.


Requirement of the CsdA DEAD-box helicase for low temperature riboregulation of rpoS mRNA.

Resch A, Većerek B, Palavra K, Bläsi U.

RNA Biol. 2010 Nov-Dec;7(6):796-802. Epub 2010 Nov 1.


Major role for mRNA binding and restructuring in sRNA recruitment by Hfq.

Soper TJ, Doxzen K, Woodson SA.

RNA. 2011 Aug;17(8):1544-50. doi: 10.1261/rna.2767211. Epub 2011 Jun 24.


Acidic Residues in the Hfq Chaperone Increase the Selectivity of sRNA Binding and Annealing.

Panja S, Santiago-Frangos A, Schu DJ, Gottesman S, Woodson SA.

J Mol Biol. 2015 Nov 6;427(22):3491-500. doi: 10.1016/j.jmb.2015.07.010. Epub 2015 Jul 18.


An upstream Hfq binding site in the fhlA mRNA leader region facilitates the OxyS-fhlA interaction.

Salim NN, Feig AL.

PLoS One. 2010 Sep 28;5(9). pii: e13028. doi: 10.1371/journal.pone.0013028.


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