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Table 2 Primers used in this study

From: The global regulators ArcA and CytR collaboratively modulate Vibrio cholerae motility

Name

Sequence (5′–3′)

Amplifified fragment

Primers for construction of mutants

 ∆arcA-S-F

GCTCTAGACGATCAAGCATTGCTGTAAA

arcA-S (500)

 ∆arcA-S-R

AAAGAAGAGGTAGCGTTACCTAAACTTGTGA

 ∆arcA-X-F

GGTAACGCTACCTCTTCTTTTATATCTAATTAG

arcA-X (500)

 ∆arcA-X-R

CGGAGCTCAACATCATGCCGGTGAGAG

arcA-SX (1000)

arcA-F

ATGCAAACCCCGCAGATCCTT

arcA (717)

arcA-R

TTAATCTTCTAAATCACCACAG

 ∆cytR-S-F

CGGGGTACCTCCGAGGACGACACGATAC

cytR-S (512)

 ∆ cytR-S-R

GTAAAAATACCCCACCTTCGAAACCGA

 ∆ cytR-X-F

CGAAGGTGGGGTATTTTTACCCTCTTTTCTCTATCG

cytR-X (534)

 ∆ cytR-X-R

CGAGCTCTTTCGAGCTGAAGCCAATC

cytR-SX (1046)

cytR-F

ATGGCGACAATGAAGGATGT

cytR (1015)

cytR-R

AGGTGGGTTACTTCTTGCTTG

Primers for identification of plasmid

 pRE112-U-F

CACTGTTCGTCCATTTCCG

pRE112-UD (567)

 pRE112-D-R

TTCGTCTCAGCCAATCCCT

pRE112-U-arcA-D (1284)

pRE112-U-cytR-D (1582)

 pBAD33-U-F

AACAAAGCGGGACCAAAG

pBAD33-UD (529)

 pBAD33-D-R

AGAGCGTTCACCGACAAA7

pBAD33-U-arcA-D (1246)

pBAD33-U-cytR-D (1544)

 pET28a-U-F

TAATACGACTCACTATAGGG

pET28a-UD (318)

 pET28a-D-R

GCTAGTTATTGCTCAGCGG

pET28a-U-arcA-D (1035)

pET28a-U-cytR-D (1395)

pET28a-U-crp-D (918)

Primers for construction of complemented strain

∆arcA::ParcA-F

CGAGCTCTAAATCAACAAAGTGATTGGAA

∆arcA::ParcA (732)

∆arcA::ParcA-R

GGGGTACCTTAATCTTCTAAATCACCACAG

∆cytR::PcytR-F

GGGGTACCATGGCGACAATGAAGGATGTTG

∆cytR::PcytR (1031)

∆ cytR::P cytR -R

GCTCTAGAGCTTACTTCTTGCTTGGCGGCG

Primers for protein cloning

 pET28a-arcA-F

CGGGATCCATGCAAACCCCGCAGATCCT

pET28a-arcA (734)

 pET28a-arcA-R

CCGCTCGAGTTAATCTTCTAAATCACCAC

 pET28a-cytR-F

CGCGGATCCATGGCGACAATGAAGGATG

pET28a-cytR (1095)

 pET28a-cytR-R

CCGCTCGAGTTACTTCTTGCTTGGCGG

 pET28a-crp-F

CGCGGATCCATGGTTCTAGGTAAACCTCA

pET28a-crp (617)

 pET28a-crp-R

CCGCTCGAGTTAGCGAGTGCCGTAAACCA

Primers for bioluminescent reporter assays

 pMS402-cytR-F

CGGGATCCCTTTTACTACAAACGCCGAAT

pMS402-cytR (1032)

 pMS402-cytR-R

CCGCTCGAGGTATTTTTACCCTCTTTTCTCTATC

 pMS402-flrA-F

CGGGATCCAACGTTTAGGTAAAGCCTTGG

pMS402- flrA (1484)

 pMS402-flrA-R

CCGCTCGAGAGGTGAGATTATTTGCCTTTATTAT

 pMS402-fliK-F

CGGGATCCACTGCGTCAAATTGAACAGTACC

pMS402-fliK (2042)

 pMS402-fliK-R

CCGCTCGAGAGTGGAATTGAAGTCTGAGCATG

Primers for qRT-PCR

 16S rRNA-F

GTGTACGGTGAAATGCGTAGAG

275 bp

 16S rRNA-R

GCGTGGACTACCAGGGTATCTAAT

 qRT- cytR -F

ATTCGCGGTATTGAAGATGC

189 bp

 qRT- cytR -R

AGGCGGTAGGTTTTTCTGCT

 qRT- flrA -F

CCTGAAGGGGTGAATCTCAA

157 bp

 qRT- flrA -R

GCATGTTGTATTTGCGCATC

 qRT- fliK -F

CTCAAACCGTAGCGGTCAAT

235 bp

 qRT- fliK -R

TGTACCAGTTGCGACTCAGC

Primers for EMSA

 EMSA-cytR-F

ATCGCGTTTTATAACGCTGAT

200 bp

 EMSA-cytR-R

CTAGAAATCATGGCCATAACCA

 EMSA- flrA -F

ATAAAGTCAGCTTGGGATCAAA

300 bp

 EMSA- flrA -R

AGGTGAGATTATTTGCCTTTATTAT

 EMSA- fliK -F

GTCAAAAACGGAAATCCTATCA

300 bp

 EMSA- fliK -R

AGTGGAATTGAAGTCTGAGCAT

  1. Underlined letters show Xba I、Sac I、Kpn I、BamH I or XhoI restriction site
  2. F/R: upstream and downstream primers of gene,S/X-F/R: The upstream and downstream primers for the upstream and downstream gene fragments of arcA in the E12382 genome, U/D-F/R: Upstream and downstream sequencing primers of plasmid