Quantification of alternatively spliced FGFR2 RNAs using the RNA invasive cleavage assay

TABLE 1.

Oligonucleotides used in the Invader RNA assay

Probe set Oligonucleotide Sequencea (5′ to 3′)
aLowercase bases indicate 5′ flap sequences. Cleavage base indicated bold. A 3′NH2 can be included to enhance assay performance. Underlined bases indicate 2` O-methylated nucleotides.
Redmond Red (Red) and Eclipse Dark Quencher (DQ) were obtained from Epoch Biosciences (Bothell, WA).
U-D Probe 5′-ccgtcgctgcgtCTGGTAGGGT-NH2-3′
Invader oligo 5′-TCCTGCAGCTCAACCGCGACA-3′
Stacking oligo 5′-ACCUCGCAGACAGCG-3′
Arrestor oligo 5′-ACCCUACCAGACGCAG-3′
FRET oligo FAM-5′-CAC(DQ)TGCTTCGTGG-3′
Secondary reaction template 5′-CCAGGAAGCAAGTGACGCAGCGACGGU-3′
Synthetic target oligo (coding) 5′-GGTAATACGACTCACTATAGGGACGCATCGCTGTCTGCGAGGTACCCTACCAGGTCGCGGTTGAGCTGCAGGACAAAC-3′
Synthetic target oligo (noncoding) 5′-GTTTGTCCTGCAGCTCAACCGCGACCTGGTAGGGTACCTCGCAGACAGCGATGCGTCCCTATAGTGAGTCGTATTACC-3′
III-D Probe 5′-ccgtcacgcctcCTTGCTGTTTG-NH2-3′
Invader oligo 5′-TCCTGCAGCTCAACCGCGACA-3′
Stacking oligo 5′-GGCAGGACAGUGAGCC-3′
Arrestor oligo 5′-CAAACAGCAAGGAGGCG-3′
FRET oligo Red-5′-CTC(DQ)TTCTCAGTGCG-3′
Secondary reaction template 5′-CGCAGTGAGAATGAGGAGGCGTGACGGU-3′
Synthetic target oligo (coding) 5′-GGTAATACGACTCACTATAGGGATGCCTGGCTCACTGTCCTGCCCAAACAGCAAGGTCGCGGTTGAGCTGCAGGACAAAC-3′
Synthetic target oligo (noncoding) 5′-GTTTGTCCTGCAGCTCAACCGCGACCTTGCTGTTTGGGCAGGACAGTGAGCCAGGCATCCCTATAGTGAGTCGTATTACC-3′
U-IIIc Probe 5′-ccgtcgctgcgtCTGGTAGGGT-NH2-3′
Invader oligo 5′-CGTGGTGTTAACACCGGCGGCA-3′
Stacking oligo 5′-ACCUCGCAGACAGCG-3′
Arrestor oligo 5′-ACCCUACCAGACGCAG-3′
FRET oligo FAM-5′-CAC(DQ)TGCTTCGTGG-3′
Secondary reaction template 5′-CCAGGAAGCAAGTGACGCAGCGACGGU-3′
Synthetic target oligo (coding) 5′-GGTAATACGACTCACTATAGGGACGCATCGCTGTCTGCGAGGTACCCTACCAGGCCGCCGGTGTTAACACCACGGACAA-3′
Synthetic target oligo (noncoding) 5′-TTGTCCGTGGTGTTAACACCGGCGGCCTGGTAGGGTACCTCGCAGACAGCGATGCGTCCCTATAGTGAGTCGTATTACC-3′
IIIb-IIIc Probe 5′-ccgtcacgcctcCTTGCTGTTTG-NH2-3′
Invader oligo 5′-CGTGGTGTTAACACCGGCGGCA-3′
Stacking oligo 5′-GGCAGGACAGUGAGCC-3′
Arrestor oligo 5′-CAAACAGCAAGGAGGCG-3′
FRET oligo Red-5′-CTC(DQ)TTCTCAGTGCG-3′
Secondary reaction template 5′-CGCAGTGAGAATGAGGAGGCGTGACGGU-3′
Synthetic target oligo (coding) 5′-AGGTAATACGACTCACTATAGGGATGCCTGGCTCACTGTCCTGCCCAAACAGCAAGGCCGCCGGTGTTAACACCACGGACAAT-3′
Synthetic target oligo (noncoding) 5′-ATTGTCCGTGGTGTTAACACCGGCGGCCTTGCTGTTTGGGCAGGACAGTGAGCCAGGCATCCCTATAGTGAGTCGTATTACCT-3′
IIIc-D Probe 5′-ccgtcacgcctcCTGGCAGAAC-NH2-3′
Invader oligo 5′-TCCTGCAGCTCAACCGCGACA-3′
Stacking oligo 5′-UGUCAACCAUGCAGAGU-3′
Arrestor oligo 5′-GUUCUGCCAGGAGGCG-3′
FRET oligo Red-5′-CTC(DQ)TTCTCAGTGCG-3′
Secondary reaction template 5′-CGCAGTGAGAATGAGGAGGCGTGACGGU-3′
Synthetic target oligo (coding) 5′-GGTAATACGACTCACTATAGGGACCTTTCACTCTGCATGGTTGACAGTTCTGCCAGGTCGCGGTTGAGCTGCAGGACAAAC-3′
Synthetic target oligo (noncoding) 5′-GTTTGTCCTGCAGCTCAACCGCACCTGGCAGAACTGTCAACCATGCAGAGTGAAAGGTCCCTATAGTGAGTCGTATTACC-3′

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