NEB will be closed Thursday, November 23, 2017 and Friday, November 24, 2017. Orders placed will process Monday, November 27, 2017 for delivery on Tuesday, November 28,2017.

FAQ: Can SssI methylated DNA be used to transform E. coli?

SssI methylated DNA is mcr sensitive. An E. coli strain lacking mcrA, mcrBC and Mrr must be used or the DNA will be degraded.
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