Our Competent Cell Sampler includes two reactions of four chemically competent E. coli strains.
-One Shot® Mach1™ T1R, catalog #C862003, is the fastest-growing chemically competent strain currently available. Mach1™ T1R colonies are clearly visible within eight hours of plating your transformation. From an overnight colony, minipreps can be performed after four hours of growth.
Genotype: F– Φ80lacZΔM15 ΔlacX74 hsdR(rK–, mK +) ΔrecA1398 endA1 tonA
-One Shot® OmniMAX 2 T1R cells, catalog #C854003, are perfect for use in all cloning applications, including Gateway® technology. They offer the highest transformation efficiency of any chemically competent cell in the One Shot® packaging format.
Genotype: F´ {proAB+ lacIq lacZΔM15 Tn10(TetR) Δ(ccdAB)} mcrA Δ(mrr-hsdRMS-mcrBC) Φ80lacZΔM15 Δ(lacZYA-argF) U169 endA1 recA1 supE44 thi-1 gyrA96 relA1 tonA panD
-One Shot® Stbl3, catalog #C7373-03, reduce the frequency of unwanted homologous recombination and so are perfect for cloning unstable DNA.
Genotype: F– mcrB mrr hsdS20 (rB–, mB–) recA13 supE44 ara-14 galK2 lacY1 proA2 rpsL20 (StrR ) xyl-5 ?– leu mtl-1
-One Shot® TOP10 cells,C4040-03, are perfect for routine cloning and included in many TOPO® cloning and expression kits.
Genotype: F– mcrA Δ(mrr-hsdRMS-mcrBC) Φ80lacZΔM15 ΔlacX74 recA1 araD139 Δ(ara leu) 7697 galU galK rpsL (StrR) endA1 nupG
Try them all to optimize transformations for your favorite clones
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注意事项:
Competent Cell Sampler contains two transformations each of four strains of chemically competent cells in One Shot® format. Store at -80°C.