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Note: (i) 0 indicates modification in opposite strand. (ii) Multiple modifications are separated bt asterisk (*).
  • By modification in sense strand

  • By modification position in sense strand

  • By modification in antisense strand

  • By modification position in antisense strand

  • Reference
    • Total number of Results for 1 * 1 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 * 17,18 are 35
    Results from 25 - 50
    SMDBidsiRNA (sense/antisense) 5'>3'Modification (sense/antisense)Position (sense/antisense) Modified component (sense/antisense) Efficacy (%)Reference
    SM5220
    CUUUAACAAUUCCUGAAAUUU
    UCAGGAAUUGUUAAAGUU
    Inverted abasic* 2-Deoxy* 2-Methoxy
    5-phosphate ribose* Inverted abasic* 2-Fluoro* 2-Methoxy
    1,21 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19 * 20,21
    1 * 1 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 * 17,18
    Base; Sugar; Sugar
    Phosphate; Base; Sugar; Sugar
    89.33 percent target mRNA inhibition
    22253019
    SM5248
    UCAUCACACUGAAUACCAAUU
    GUAUUCAGUGUGAUGAUU
    Inverted abasic* 2-Deoxy* 2-Methoxy
    5-phosphate ribose* Inverted abasic* 2-Hydroxy* 2-Methoxy
    1,21 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19 * 20,21
    1 * 1 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 * 17,18
    Base; Sugar; Sugar
    Phosphate; Base; Sugar; Sugar
    18.48 percent target mRNA inhibition
    22253019
    SM5249
    UCAUCACACUGAAUACCAAUU
    GTATTCAGTGTGATGAUU
    Inverted abasic* 2-Deoxy* 2-Methoxy
    5-phosphate ribose* Inverted abasic* 2-Deoxy* 2-Methoxy
    1,21 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19 * 20,21
    1 * 1 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 * 17,18
    Base; Sugar; Sugar
    Phosphate; Base; Sugar; Sugar
    28.43 percent target mRNA inhibition
    22253019
    SM5250
    UCAUCACACUGAAUACCAAUU
    GUAUUCAGUGUGAUGAUU
    Inverted abasic* 2-Deoxy* 2-Methoxy
    5-phosphate ribose* Inverted abasic* 2-Fluoro* 2-Methoxy
    1,21 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19 * 20,21
    1 * 1 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 * 17,18
    Base; Sugar; Sugar
    Phosphate; Base; Sugar; Sugar
    56.38 percent target mRNA inhibition
    22253019
    SM5278
    ACAACAGACUUUAAUGUAAUU
    CAUUAAAGUCUGUUGUUU
    Inverted abasic* 2-Deoxy* 2-Methoxy
    5-phosphate ribose* Inverted abasic* 2-Hydroxy* 2-Methoxy
    1,21 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19 * 20,21
    1 * 1 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 * 17,18
    Base; Sugar; Sugar
    Phosphate; Base; Sugar; Sugar
    48.47 percent target mRNA inhibition
    22253019
    SM5279
    ACAACAGACUUUAAUGUAAUU
    CATTAAAGTCTGTTGTUU
    Inverted abasic* 2-Deoxy* 2-Methoxy
    5-phosphate ribose* Inverted abasic* 2-Deoxy* 2-Methoxy
    1,21 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19 * 20,21
    1 * 1 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 * 17,18
    Base; Sugar; Sugar
    Phosphate; Base; Sugar; Sugar
    49.9 percent target mRNA inhibition
    22253019
    SM5280
    ACAACAGACUUUAAUGUAAUU
    CAUUAAAGUCUGUUGUUU
    Inverted abasic* 2-Deoxy* 2-Methoxy
    5-phosphate ribose* Inverted abasic* 2-Fluoro* 2-Methoxy
    1,21 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19 * 20,21
    1 * 1 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 * 17,18
    Base; Sugar; Sugar
    Phosphate; Base; Sugar; Sugar
    78.85 percent target mRNA inhibition
    22253019
    SM5308
    AAAUCAUGGUGAAAUAAAAUU
    UAUUUCACCAUGAUUUUU
    Inverted abasic* 2-Deoxy* 2-Methoxy
    5-phosphate ribose* Inverted abasic* 2-Hydroxy* 2-Methoxy
    1,21 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19 * 20,21
    1 * 1 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 * 17,18
    Base; Sugar; Sugar
    Phosphate; Base; Sugar; Sugar
    39.8 percent target mRNA inhibition
    22253019
    SM5309
    AAAUCAUGGUGAAAUAAAAUU
    TATTTCACCATGATTTUU
    Inverted abasic* 2-Deoxy* 2-Methoxy
    5-phosphate ribose* Inverted abasic* 2-Deoxy* 2-Methoxy
    1,21 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19 * 20,21
    1 * 1 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 * 17,18
    Base; Sugar; Sugar
    Phosphate; Base; Sugar; Sugar
    26.16 percent target mRNA inhibition
    22253019
    SM5310
    AAAUCAUGGUGAAAUAAAAUU
    UAUUUCACCAUGAUUUUU
    Inverted abasic* 2-Deoxy* 2-Methoxy
    5-phosphate ribose* Inverted abasic* 2-Fluoro* 2-Methoxy
    1,21 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19 * 20,21
    1 * 1 * 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 * 17,18
    Base; Sugar; Sugar
    Phosphate; Base; Sugar; Sugar
    64.71 percent target mRNA inhibition
    22253019