×

Enzymatic nucleic acids containing 5'-and/or 3'-cap structures

  • US 5,998,203 A
  • Filed: 04/16/1996
  • Issued: 12/07/1999
  • Est. Priority Date: 04/16/1996
  • Status: Expired due to Fees
First Claim
Patent Images

1. An enzymatic nucleic acid molecule comprising a 5'"'"'-cap structure, a 3'"'"'-cap structure, or both a 5'"'"'- and a 3'"'"'-cap structure, wherein said 5'"'"'-cap structure is selected from the group consisting of 4'"'"',5'"'"'-methylene nucleotide;

  • 1-(β

    -D-erythrofuranosyl)nucleotide;

    4'"'"'-thio nucleotide, carbocyclic nucleotide;

    5'"'"'-amino-alkyl phosphate;

    1,3-diamino-2-propyl phosphate, 3-aminopropyl phosphate;

    6-aminohexyl phosphate;

    12-aminododecyl phosphate;

    hydroxypropyl phosphate;

    1,5-anhydrohexitol nucleotide;

    L-nucleotide;

    alpha-nucleotide;

    threo-pentofuranosyl nucleotide;

    acyclic 3'"'"',4'"'"'-seco nucleotide;

    3,4-dihydroxybutyl nucleotide;

    3,5-dihydroxypentyl nucleotide, 5'"'"'-5'"'"'-inverted abasic moiety;

    1,4-butanediol phosphate;

    5'"'"'-amino; and

    bridging or non bridging methylphosphonate and 5'"'"'-mercapto moieties, and wherein said 3'"'"'-cap structure is selected from the group consisting of 4'"'"'-thio nucleoside, carbocyclic nucleotide;

    1,5-anhydrohexitol nucleotide;

    L-nucleotide;

    alpha-nucleotide;

    modified base nucleotide;

    threo-pentofuranosyl nucleotide;

    acyclic 3'"'"',4'"'"'-seco nucleotide;

    3,4-dihydroxybutyl nucleotide;

    3,5-dihydroxypentyl nucleotide;

    3'"'"'-3'"'"'-inverted abasic moiety;

    3'"'"'-2'"'"'-inverted nucleotide moiety;

    3'"'"'-2'"'"'-inverted abasic moiety;

    1,4-butanediol;

    hexylphosphate;

    aminohexyl phosphate;

    3'"'"'-phosphate; and

    a bridging methylphosphonate moiety.

View all claims
  • 4 Assignments
Timeline View
Assignment View
    ×
    ×