Turn-on RNA Mango Beacons for trans-acting fluorogenic nucleic acid detection

TABLE 2.

Mango Beacon and trigger sequences with contrast and Fmax

Identity Type Sequence Contrast Fmax
Beacon MI.B2
Trigger MI.B2
MIB + 4i UUG CAC AUG CCG AGG GAC GG UGC GG AGA GG AGA GAG CCG UUG U CUCC ACG ACC AGC GC
AAC GUG UAC GGC CUC GGC AAC AGC UGC UGG UCG CGG G
107 321a
Beacon MI.B3
Trigger MI.B3
MIB + 4i CGA CCA GCG CAG AGG GAC GG UGC GG AGA GG AGA CGA UAU CGU CAU CUCC A UGG C
GCU GGU CGC GUC GCU AUA GCA GUA GGU ACC GGG
91 261a
Beacon MI.B4
Trigger MI.B4
MIB + 4i ACU UCA GGG UCA AGG GAC GG UGC GG AGA GG AGA GGA UAC CUC UCU CUCC CUC UGG GCC UCG
UGA AGU CCC AGU CCU AUG GAG AGA ACG AGA CCC GGA GCG G
60 169a
Beacon MI.B5
Trigger MI.B5
MIB + 4i AAG GGU GUA AAA AGG GAC GG UGC GG AGA GG AGA CGC AGC UCA GUA CUCC A GUC CGC CUA
UUC CCA CAU UUU GCG UCG AGU CAU UGU CAG GCG GAUGG
84 210a
Beacon MII.CBA1
Trigger MII.CBA1
MIIB + 4i GGA UCC UGA GUC AGG AGA GGA GAG GAA GAG GAG AAA GCG CCA AA CUCC UAG AAA AAA CA
UAG GAC UCA GUU CGC GGU UUU CUU UUU UGU GG
115 149
Beacon MII.CBA2
Trigger MII.CBA2
MIIB + 4i GGC AUA CCG GAG AGG AGA GGA GAG GAA GAG GAG ACC AUU GUC AA CUCC UCA ACG AGC GC
GUA UGG CCU CGG UAA CAG UUG UUG CUC GCG GG
45 142
Beacon MII.O1
Trigger MII.O1
MIIB + 4i GGA AAA GCG GAA GGA GAG GAG AGG AAG AGG AGA AAA GUU UGA CUCC UA GAG AA
UUU UCG CCU UUU CAA ACU UCU CUU CAA AAG UCG ACG AAC GCG AAU AGG
0.24 19
Beacon MII.O2
Trigger MII.O2
MIIB + 4i GGA AAA GCG GAA AAA GGA GAG GAG AGG AAG AGG AGA GUU UGA AGA GAA GUU CUCCUU UCA GCU GCU UGC GCU U
UUU UCG CCU UUU CAA ACU UCU CUU CAA AAG UCG ACG AAC GCG AAU AGG
53 211a
Beacon MII.O4
Trigger MII.O4
MIIB + 4i GGC GCA UUU ACG CUG AGG AGA GGA GAG GAA GAG GAG AGC UUG CUG GUA GAA ACU CCU UUG UUG AGA U
CCG CGU AAA UGC GAC CGA ACG ACC AUC UUU AAC AAC UCU AGG
37 787a
Beacon MII.HBA1
Trigger MII.HBA1
MIIB + 4i GGA CUU CAG GGU GAA GGA GAG GAG AGG AAG AGG AGA GGA UGC CUC UCU CUCC UC UCU GGG CCU CG
UGA AGU CCC ACU CCU ACG GAG AGA ACG AGA CCC GGA GCG G
275 217
Beacon MII.HBA2
Trigger MII.HBA2
MIIB + 4i GGC AAU GAU CUU AGG AGA GGA GAG GAA GAG GAG AGA UCU UCA UU CUCC UGU GCU GGG UG
GUU ACU AGA ACU AGA AGU AAC ACG ACC CAC GG
3 4
Beacon MII.HBA3
Trigger MII.HBA3
MIIB + 4i GGC CGA CUG CUG AGG AGA GGA GAG GAA GAG GAG AUC ACC UUC AC CUCC UCG UUC CAG UU
GGC UGA CGA CAG UGG AAG UGG CAA GGU CAA GG
195 214
Beacon MII.HBAZ1
Trigger MII.HBAZ1
MIIB + 4i GGG AAA GGG UGU AAA GGA GAG GAG AGG AAG AGG AGA CGC AAC UAA GUC CUCC UU CCG CCU A
CUU UCC CAC AUU GCG UUG AUU CAG AGG CGG AUG G
40 205
  • MI and MII denote either a Mango I- or Mango II-based Beacon reporter. Beacon sequences are shown starting with 5′ end, trigger sequences are shown starting with 3′ end.

  • aThe cuvette used had a 5× larger path length. Reactions were performed in singlet—no errors are presented. Trigger sequences are bolded. Fmax here represents the final fluorescence following between 2 and 4 h of incubation with the trigger. These Beacons were designed to target various RNA from Mouse, Drosophila, Chicken, and Human by varying sequences of the hybridization arms.

This Article

  1. RNA 30: 392-403