{
  "modified_base" : {
    "name" : "7-deaza-adenonsine (7DA)",
    "sources" : [
      {
        "authors" : "Katherine E. Richardson and Brent M. Znosko",
        "title" : "Nearest-neighbor parameters for 7-deaza-adenosine-uridine base pairs in RNA duplexes",
        "journal" : "RNA 22:934-942",
        "year" : 2016,
        "doi" : "10.1261/rna.055277.115"
      }
    ],
    "unmodified" : "A",
    "pairing_partners" : [
      "U"
    ],
    "one_letter_code" : "7",
    "fallback" : "A",
    "stacking_energies" : {
      "A7UU" :  -0.59,
      "C7GU" :  -1.81,
      "G7CU" :  -1.66,
      "U7AU" :  -1.07,
      "7AUU" :  -0.68,
      "7CUG" :  -2.10,
      "7GUC" :  -1.98,
      "7UUA" :  -1.46
    },
    "stacking_enthalpies" : {
      "A7UU" :  -8.4,
      "C7GU" :  -11.8,
      "G7CU" :  -10.8,
      "U7AU" :  -9.4,
      "7AUU" :  -9.9,
      "7CUG" :  -14.8,
      "7GUC" :  -15.1,
      "7UUA" :  -13.9
    },
    "terminal_energies" : {
      "7U" : 0.31,
      "U7" : 0.31
    },
    "terminal_enthalpies" : {
      "7U" : 9.3,
      "U7" : 9.3
    }
  }
}
