Promega Corporation

Bacterial Strain JM109

Bacterial Strain JM109 is a useful host for transformation of pGEM® Vectors and for production of single-stranded DNA from M13 or phagemid vectors. The strain grows well and is transformed efficiently by a variety of methods. Because JM109 is recA– and lacks the E. coli K restriction system, undesirable restriction of cloned DNA and recombination with host chromosomal DNA are prevented. The endonuclease A– mutation leads to an improved yield and quality of isolated plasmid DNA.

JM109 is deficient in β-galactosidase activity due to deletions in both genomic and episomal copies of the lacZ gene. The deletion in t...

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Bacterial Strain JM109, Glycerol Stock

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Bacterial Strain JM109, Glycerol Stock

 Components

  • Bacterial Strain JM109

    P975A1 x 500μl
500μl
- P9751 SEK 465,00 Add to cart


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Storage Conditions

Store at –70°C.

For product intended use please see Patents & Disclaimers tab.

Use Restrictions

P9751 For Research Use Only. Not for Use in Diagnostic Procedures.

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