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. 2016 May 9;6:25666. doi: 10.1038/srep25666

Table 4. Strains and plasmids employed in this study.

Strain Relevant characteristics Source or reference
Escherichia coli DH5α F- endA1 glnV44 thi-1 recA1 relA1 gyrA96 deoR nupG φ80dlacZΔM15 Δ(lacZYA-argF)U169, hsdR17(rK-mK+), λ- Lab stock
Escherichia coli ER1821 F- endA1 glnV44 thi-1 relA1? e14-(mcrA-) rfbD1? spoT1? Δ(mcrC-mrr)114::IS10 Lab stock; New England Biolabs
Clostridium pasteurianum ATCC 6013 Wild-type American Type Culture Collection
Clostridium pasteurianumcpaAIR Markerless cpaAIR deletion mutant This study
Plasmid Relevant characteristics Source or reference
pFnuDIIMKn M.FnuDII methyltransferase plasmid for methylation of E. coli-C. pasteurianum shuttle vectors (KmR; p15A ori) 49
pMTL83151 E. coli-Clostridium shuttle vector (CmR; ColE1 ori; pCB102 ori) 57
pMTL85141 E. coli-Clostridium shuttle vector (CmR; ColE1 ori; pIM13 ori) 57
pCas9 E. coli cas9 and tracrRNA expression vector (CmR; p15A ori) 27
pCas9gRNA-cpaAIR Type II CRISPR expression vector containing cas9 and gRNA targeted to the C. pasteurianum cpaAIR gene This study
pCas9gRNA-delcpaAIR Type II CRISPR genome editing vector derived by inserting a cpaAIR deletion editing cassette into pCas9gRNA-cpaAIR This study
p85Cas9 cas9 expression vector derived by inserting cas9 with its native promoter from pCas9 into pMTL85141 This study
p83Cas9 cas9 expression vector derived by inserting cas9 and the tracrRNA from pCas9 into pMTL83151 This study
p85delCas9 Derived by deleting the cas9 promoter from p85cas9 This study
pSpacer18 C. pasteurianum protospacer 18 construct lacking flanking sequences This study
pSpacer18-5′ C. pasteurianum protospacer 18 construct including 5′ protospacer-adjacent sequence This study
pSpacer18-3′ C. pasteurianum protospacer 18 construct including 3′ protospacer-adjacent sequence This study
pSpacer18-flank C. pasteurianum protospacer 18 construct including flanking protospacer-adjacent sequence This study
pSpacer24 C. pasteurianum protospacer 24 construct lacking flanking sequences This study
pSpacer24-5′ C. pasteurianum protospacer 24 construct including 5′ protospacer-adjacent sequence This study
pSpacer24-3′ C. pasteurianum protospacer 24 construct including 3′ protospacer-adjacent sequence This study
pSpacer24-flank C. pasteurianum protospacer 24 construct including flanking protospacer-adjacent sequence This study
pSpacer30 C. pasteurianum protospacer 30 construct lacking flanking sequences This study
pSpacer30-5′ C. pasteurianum protospacer 30 construct including 5′ protospacer-adjacent sequence This study
pSpacer30-3′ C. pasteurianum protospacer 30 construct including 3′ protospacer-adjacent sequence This study
pSpacer30-flank C. pasteurianum protospacer 30 construct including flanking protospacer-adjacent sequence This study
pCParray-cpaAIR Type I-B CRISPR expression vector containing a synthetic CRISPR array targeted to the C. pasteurianum cpaAIR gene This study
pCParray-delcpaAIR Type I-B CRISPR genome editing vector derived by inserting a cpaAIR deletion editing cassette into pCParray-cpaAIR This study