Oligonucleotides containing a piperazino-modified 2′-amino-LNA monomer exhibit very high duplex stability and remarkable nuclease resistance?

Chemical Communications Pub Date: 2015-02-03 DOI: 10.1039/C5CC00322A

Abstract

Incorporation of a piperazino-modified 2′-amino-LNA monomer (PipLNA-T) into oligonucleotides conferred very high affinity and base-pairing selectivity towards complementary DNA and RNA strands. Furthermore, one PipLNA-T modification provided a robust nuclease resistance that safeguarded three neighbouring natural nucleosides from 3′-exonucleolytic degradation. These favourable properties render PipLNA-T a promising oligonucleotide modification for various biological applications.

Graphical abstract: Oligonucleotides containing a piperazino-modified 2′-amino-LNA monomer exhibit very high duplex stability and remarkable nuclease resistance
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