Chemically competent BL21(DE3) E. coli cells are suitable for transformation and routine protein expression.
- BL21 (DE3) chemically competent cells provide the highest transformation efficiency (≥1×109 Cfu/µg pUC19 DNA) in the industry
- Available as single-use vials or 200 μl vials
- Quality control is performed following the production of each new lot of product to ensure that it meets the quality standards and specifications designated for the product
- Includes BL21 (DE3) competent cells, pUC19 control DNA and recovery medium
Genomic features a widely used host background, T7 expression strain, deficiency in both lon and ompT proteases, resistance to phage T1 (fhuA2) and protease deficient B strain.
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- Catalog No:
- 103753-096
- 103753-094
- 103753-092
- 103753-090
- Genotypes:
- F–ompT hsdS(rB– mB–) gal dcm λ(DE3)
- F–ompT hsdS(rB– mB–) gal dcm λ(DE3)
- F–ompT hsdS(rB– mB–) gal dcm λ(DE3)
- F–ompT hsdS(rB– mB–) gal dcm λ(DE3)