## ΔG° |
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## 3' Dangling Ends (kcal/mol) |
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5'––>3' |
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A | C | G | U |

–0.8 | –0.5 | –0.8 | –0.6 |

5'––>3' CX G |
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A | C | G | U |

–1.7 | –0.8 | –1.7 | –1.2 |

5'––>3' GX C |
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A | C | G | U |

–1.1 | –0.4 | –1.3 | –0.6 |

5'––>3' GX U |
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A | C | G | U |

–0.8 | –0.5 | –0.8 | –0.6 |

5'––>3' UX A |
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A | C | G | U |

–0.7 | –0.1 | –0.7 | –0.1 |

5'––>3' UX G |
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A | C | G | U |

–0.7 | –0.1 | –0.7 | –0.1 |

## 5' Dangling Ends (kcal/mol) |
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A |
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A | C | G | U |

–0.3 | –0.1 | –0.2 | –0.2 |

C |
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A | C | G | U |

–0.2 | –0.3 | 0.0 | 0.0 |

G CX 3'<––5' |
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A | C | G | U |

–0.5 | –0.3 | –0.2 | –0.1 |

G UX 3'<––5' |
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A | C | G | U |

–0.3 | –0.1 | –0.2 | –0.2 |

U AX 3'<––5' |
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A | C | G | U |

–0.3 | –0.3 | –0.4 | –0.2 |

U GX 3'<––5' |
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A | C | G | U |

–0.3 | –0.3 | –0.4 | –0.2 |