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. 2015 Jun 29;10(6):e0131928. doi: 10.1371/journal.pone.0131928

Table 1. Bacterial strains and plasmids used in this study.

Strains/plasmids Description/genotype Reference/source
Strains
E. coli MG1655 Wild type [23]
OSS MG1655 with chb and asc operon promoters replaced with CP12 [6]
ESS OSS adapted in cellobiose for 30 days [6]
OSS-yebK* OSS with nonsense mutation in yebK This study
OSS-ascB* OSS with 10-nt inserted in the RBS region of ascB This study
OSS-yebK*/ascB* OSS with both mutations in ESS This study
MG1655/ΔPasc-ascB::frt MG1655 with PascG to ascB deleted This study
MG1655/ΔchbB- chbF::frt MG1655 with chbB to chbF deleted This study
OSS-Δeda::frt OSS with eda gene deleted This study
OSS-Δedd::frt OSS with edd gene deleted This study
OSS-yebK*/Δedd::frt OSS with nonsense mutation in yebK and eddgene deleted This study
OSS- P2E5 OSS with RBS of ascB mutated through MAGE This study
Plasmids
pSIM5 λ-Red recombinase expression plasmid and temperature-sensitive replication [24]
pCP20 Yeast FLP recombinase gene controlled by CI repressor and temperature sensitive replication. [25]
pKD13 Template plasmid for gene disruption. The kanamycin resistance gene is flanked by FRT sites. oriR6K requiring the pir+ E. coli. [7]
pKD13-SacB Modified form of pKD13 with kanamycin gene co-expressed with sacB gene This study
pET31b+yebK-6his pET31b+ plasmid with yebK-6 His epitope tag This study
pET31b+yebK*-6his pET31b+ plasmid with yebK*-6 His epitope tag This study
pProbe-NT' pBBR1 ori., KmR [26]
pProbe-A5 pProbe-NT' plasmid containing the sequence + 391 nt from the start codon of ascF till the end of ascB cloned into the EcoRI, KpnI site This study