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Table 1 Strains and plasmids used in this study

From: Rational protein engineering of a ketoacids decarboxylase for efficient production of 1,2,4-butanetriol from arabinose

Strain

Genotype

Source

E. coli BW25113/F’

Δ(araD-araB)567, ΔlacZ4787(::rrnB-3), λ-, rph-1, Δ(rhaD-rhaB)568, hsdR514 [F’ proAB lacIqZDM15Tn10 (TetR)]

Yale CGSC

E. coli Trans5α

F-φ80d lacZΔM15 Δ(lacZYA-argF) U169 end A1 recA1 hsdR17 (rk -, mk +) supE44λ- thi-1 gyrA96 relA1 phoA

Stratagene

E. coli BL21(DE3)

FompT hsdSB (rBmB) gal dcm (DE3)

Invitrogen

S01

BW25113/F′ harboring pZE12-araABC and pCS-mdlC-yqhD

This study

S02

BW25113/F′ harboring pZE12-araABC and pCS-aro10-yqhD

This study

S03

BW25113/F′ harboring pZE12-araABC and pCS-kivD-yqhD

This study

S04

BW25113/F′ harboring pZE12-araABC and pCS-kivD(V461I)-yqhD

This study

S05

BW25113/F′ harboring pZE12-araABC and pCS-kivD(S286T)-yqhD

This study

S06

BW25113/F′ harboring pZE12-araABC and pCS-kivD(V461I/S286T)-yqhD

This study

S07

BW25113/F′ harboring pCS-araABC, pZE-kivD(V461I/S286T)-yqhD

This study

S08

BW25113/F′ harboring pCS-araABC-yqhD, pZE-kivD(V461I/S286T)

This study

S09

BW25113/F′ harboring pCS-araABC, pZE-kivD(V461I/S286T) and pSA-yqhD

This study

Plasmid

Description

Source

pZE12-luc

pLlacO1; luc; ColE1 ori; AmpR

[6]

pCS27

pLlacO1; p15A ori; KanR

[8]

pSA74

PLlacO1; pSC101 ori; CmR

[29]

pETDuet-1

two T7 promoters; two MCS; pBR322 ori; AmpR

Novagen

pZE-araABC

pZE12 containing araA, araB and araC from Burkholderia multivorans

This study

pCS-mdlC-yqhD

pCS27 containing mdlC from Pseudomonas putida ATCC12633 and yqhD from E. coli

This study

pCS-aro10-yqhD

pCS27 containing aro10 from Saccharomyces cerevisiae and yqhD from E. coli

This study

pCS-kivD-yqhD

pCS27 containing kivD from Lactococcus lactis and yqhD from E. coli

This study

pCS-kivD(V451I)-yqhD

pCS27 containing Kivd mutant V451I and yqhD from E. coli

This study

pCS-kivD(S286T)-yqhD

pCS27 containing Kivd mutant S286T and yqhD from E. coli

This study

pCS-kivD(V451I/S286T)-yqhD

pCS27 containing Kivd mutant V451I/S286T and yqhD from E. coli

This study

pCS-araABC

pCS27 containing araA, araB and araC from Burkholderia multivorans

This study

pCS-araABC-yqhD

pCS27 containing araA, araB and araC from Burkholderia multivorans and yqhD from E. coli

This study

pZE-kivD(V451I/S286T)

pZE12 containing Kivd mutant V451I/S286T

This study

pZE-kivD(V451I/S286T)-yqhD

pZE12 containing Kivd mutant V451I/S286T and yqhD from E. coli

This study

pSA-yqhD

pSA74 containing yqhD from E. coli

This study