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Escherichia coli Q3 (DE3)

Strain derived from a randomly mutated strain.

Ancestors
  • All strains
    • Escherichia coli K12
      • Escherichia coli W1485
        • Escherichia coli MG1655
          • Escherichia coli S1
            • Escherichia coli T1
              • Escherichia coli Q1
                • Escherichia coli Q3
                  • Escherichia coli Q3 (DE3)

Derived strains
  • Escherichia coli Q3 (DE3) (pCDF-Duet-serAmut-serC, pACYCDuet-1-serB-eamA-c-His)
  • Escherichia coli Q3 (DE3) (pCDF-Duet-serAmut-serC, pACTCDuet-1-serB)

Genotype with respect to parental

λ(DE3)


Genotype with respect to wild type
F+ (λ) | λ- | F- λ- ilvG- rfb-50 rph-1 | ΔsdaA | ΔsdaB ΔtdcG | ΔglyA | rhtA mntS | λ(DE3)

Bars (|) indicate differences between strains.


Modifications
Origin Gene Organism Modification
Escherichia coli S1
sdaA
Escherichia coli
Silencing
Escherichia coli T1
sdaB
Escherichia coli
Silencing
Escherichia coli T1
tdcG
Escherichia coli
Silencing
Escherichia coli Q1
glyA
Escherichia coli
Silencing
Escherichia coli Q3
rhtA
Escherichia coli
Silencing
Escherichia coli Q3
mntS
Escherichia coli
Silencing

References
  • Hemanshu Mundhada, Konstantin Schneider, Hanne Bjerre Christensen & Alex Toftgaard Nielsen (2015). Engineering of high yield production of L‐serine in Escherichia coli. Biotechnology & Bioengineering.

Reference

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