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5' 2,6-Diaminopurine (2-Amino-dA)

Return to Modified Bases Modifications

This modified base can form three hydrogen bonds when base-paired with dT and can increase the Tm of short oligos by as much as 1-2°C per insertion. This effect, however, is complex and is dependent on sequence context.

Scientific Details
MW:328.2
Mod Code:/5AmdA/
Absorbance Max:278 nm
Extinction Coefficient
(At Absorbance max):
10200
Pricing Details
ProductPricingOrder
100 nmole DNA Oligo 201,00 € EUR Add To Order
250 nmole DNA Oligo 201,00 € EUR Add To Order
1 umole DNA Oligo 314,00 € EUR Add To Order
2 µmole DNA Oligo 622,00 € EUR Add To Order
100 nmole RNA Oligo 201,00 € EUR Add To Order
250 nmole RNA Oligo 201,00 € EUR Add To Order
1 umole RNA Oligo 314,00 € EUR Add To Order
Structure
Structure
Purification Compatibility
Requires HPLCNo
Requires IE-HPLCNo
Allows PAGE Yes
Requires RNase-Free HPLC No