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. 2019 Oct 25;8:e49081. doi: 10.7554/eLife.49081

Key resources table.

Reagent type
(species) or
resource
Designation Source or
reference
Identifiers Additional
information
Gene (Escherichia coli) torS NA EcoCyc:G6514; UniProt:P39453
Strain, strain background (Escherichia virus HK022) HK022 PMID: 4569213 RefSeq:NC_002166 Dr. Max E. Gottesman (Columbia University)
Strain, strain background (E. coli) DFE12 this paper MG1655 attBλ::(cat PtorCAD-yfp) ompA-cfp (HK022)n
Strain, strain background (E. coli) DFE34 this paper NRG 857C ΔlacIZY::PtorCAD-yfp-FRT-kan-FRT
Strain, strain background (E. coli) JNC151 this paper MG1655 (HK022)n
Strain, strain background (E. coli) JNC163 PMID: 29502970 MG1655 ΔlacZYA::FRT-cat-FRT torT-lacZ-FRT-kan-FRT ΔtorR
Strain, strain background (E. coli) JNC166 PMID: 29502970 MG1655 ΔlacZYA::FRT torS-lacZ-FRT-kan-FRT
Strain, strain background
(E. coli)
JNC168 this paper MG1655 ΔlacZYA::FRT-cat-FRT (HK022)n torT-lacZ-FRT-kan-FRT ΔtorR
Strain, strain background (E. coli) JNC169 this paper MG1655 ΔlacZYA::FRT torS-lacZ-FRT-kan-FRT (HK022)n
Strain, strain background (E. coli) JNC173 this paper MG1655 ΔfhuA::FRT-kan-FRT attBλ::(cat PtorCAD-yfp) ompA-cfp (HK022)n
Strain, strain background (E. coli) JNC174 this paper MG1655 ΔfhuA::FRT-kan-FRT attBλ::(cat PtorCAD-yfp) ΔxylAFG::PtetA-mcherry-FRT
Strain, strain background (E. coli) JNC175 this paper MG1655 ΔlacZYA::FRT torS-lacZ-FRT-kan-FRT (HK022)n attLHK022::Ω
Strain, strain background (E. coli) MG1655 Coli Genetic Stock Center CGSC:7740; RefSeq:NC_000913
Strain, strain background (E. coli) MMR8 PMID: 25825431 MG1655 attBλ::(cat PtorCAD-yfp) ompA-cfp
Strain, strain background (E. coli) NRG 857C PMID: 21108814 RefSeq:NC_017634 Dr. Alfredo G. Torres (UTMB)
Strain, strain background (E. coli) PK13196 this paper MG1655 lacZ::kan-PtorS-(GTG)lacZ ΔiscR::FRT
Strain, strain background (E. coli) PK13199 this paper MG1655 lacZ::kan-PtorS-(ATG)lacZ ΔiscR::FRT
Recombinant DNA reagent pDSW206 PMID: 9882665 ori(pBR322) lacIq amp Ptrc attenuated promoter.
Dr. Jon Beckwith (Harvard University)
Recombinant DNA reagent pMR26 PMID: 25825431 pDSW206 torT
Recombinant DNA reagent pPK7179 PMID: 15659690 ori(pBR322) ter(spf) amp RNA-1
Recombinant DNA reagent pPK12669 this paper pPK7179 with −152 to +28 bp relative
to the torS ATG start codon from MG1655 in XhoI/BamHI sites
Recombinant DNA reagent pPK13256 this paper pPK7179 with −231 to +28 bp relative to the torS ATG start codon from JNC151 in XhoI/BamHI sites
Sequence-based reagent native torS this paper 32P-labeled DNA oligonucleotide: 5’-TTAACAGCGCCATCAG-3’
Sequence-based reagent HK022/torS this paper 32P-labeled DNA oligonucleotide: 5’-GGGTCAGGGTTAAATTCACGG-3’
Peptide, recombinant protein E. coli σ70 RNA polymerase holoenzyme New England Biolabs NEB:M0551S
Commercial assay or kit HiSpeed Plasmid Maxi Kit Qiagen Qiagen:12662
Commercial assay or kit MMLV Reverse Transcriptase 1st-Strand cDNA Synthesis Kit Lucigen Lucigen:MM070150
Commercial assay or kit Sequenase Version 2.0 DNA Sequencing Kit USB USB:70770
Software, algorithm BLAST PMID: 23609542 RRID:SCR_004870
Software, algorithm ClermonTyping PMID: 29916797 v. 1.4.0
Software, algorithm ggridges Comprehensive R Archive Network RRID:SCR_003005 v. 0.5.0
Software, algorithm Mauve PMID: 20593022 RRID:SCR_012852 v. 2015-02-25
Software, algorithm MUSCLE PMID: 15034147 v. 3.8.1551
Software, algorithm R R Foundation for Statistical Computing RRID:SCR_001905 v. 3.4.4
Software, algorithm SnapGene GSL Biotech RRID:SCR_015052 v. 5.0b3