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Table 5 Summary of plasmids used

From: Antibiotic-free selection in E. coli: new considerations for optimal design and improved production

Plasmid name

Derived from plasmid

Recombinant protein expressed

F1 origin

cer fragment

Kanamycin resistance gene

ccdA gene

pET28c

 

-

+

-

+

-

pM1800

pET28c

-

-

+

+

-

pMH.P3.1

pET28c

AlpA

+

-

+

-

pM1816

pM1800

rEPA

-

+

+

-

pSP301

pM1800

-

-

+

Rcb

+

pSP1

pM1816

rEPA

-

+

-

+

pSP2

pSP301

-

-

-

Rcb

+

pSP3

pSP2

AlpA

-

-

Rcb

+

pSP4

pSP2

rEPA

-

-

Rcb

+

pSP5

pSP301

AlpA

-

+

Rcb

+

pSP6

pSP301

rEPA

-

+

Rcb

+

  1. -: absent; +: present; Rcb: kanamycin resistance gene is deleted through homologous recombination