Data table for symetric interior loops of size 2 Free energies at 37 degrees for RNA Data Arrangement: Y ------------------ (X) A C G U ------------------ 5' --> 3' X A A U U Y 3' <-- 5' (A) . . . . (C) . . . . (G) . . . . (U) . . . . Y Y Y Y Y Y ------------------ ------------------ ------------------ ------------------ ------------------ ------------------ A C G U A C G U A C G U A C G U A C G U A C G U ------------------ ------------------ ------------------ ------------------ ------------------ ------------------ 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' X X X X X X A A A C A G A U A G A U U U U G U C U A U U U G Y Y Y Y Y Y 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 1.9 1.9 1.9 1.9 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 -0.7 1.9 1.2 1.2 -1.4 1.2 1.2 1.2 -1.4 1.2 1.9 1.9 -0.7 1.9 1.9 1.9 -0.7 1.9 1.9 1.9 -0.7 1.9 1.9 1.9 1.9 1.5 1.2 1.2 1.2 0.8 1.2 1.2 1.2 0.8 1.9 1.9 1.9 1.2 1.9 1.9 1.9 1.6 1.9 1.9 1.9 1.2 Y Y Y Y Y Y ------------------ ------------------ ------------------ ------------------ ------------------ ------------------ A C G U A C G U A C G U A C G U A C G U A C G U ------------------ ------------------ ------------------ ------------------ ------------------ ------------------ 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' X X X X X X C A C C C G C U C G C U G U G G G C G A G U G G Y Y Y Y Y Y 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 1.2 1.2 1.2 1.2 0.9 -0.4 0.5 0.5 0.9 0.5 0.5 0.5 1.2 1.2 1.2 1.2 2.2 1.3 1.2 1.2 0.6 0.5 1.2 1.2 1.2 1.2 1.2 1.2 0.3 0.5 0.5 0.6 0.5 0.5 0.5 0.5 1.2 1.2 1.2 1.2 1.2 1.7 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 -1.4 1.2 -0.1 0.5 -2.2 0.5 0.5 0.5 -1.4 0.5 1.2 1.2 -1.4 1.2 1.2 1.2 -1.4 1.2 -0.2 1.2 -1.4 1.2 1.2 1.2 1.2 1.2 0.5 0.0 0.5 -0.1 0.5 0.5 0.5 0.4 1.2 1.2 1.2 0.8 1.2 1.2 1.2 1.1 1.2 1.0 1.2 1.1 Y Y Y Y Y Y ------------------ ------------------ ------------------ ------------------ ------------------ ------------------ A C G U A C G U A C G U A C G U A C G U A C G U ------------------ ------------------ ------------------ ------------------ ------------------ ------------------ 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' X X X X X X G A G C G G G U G G G U C U C G C C C A C U C G Y Y Y Y Y Y 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 1.2 1.2 1.2 1.2 0.8 0.5 0.5 0.5 0.9 0.3 -0.1 0.5 1.2 1.2 1.2 1.2 1.6 1.2 1.0 1.2 1.9 1.2 1.5 1.2 1.2 1.2 1.2 1.2 0.5 0.5 0.5 0.5 -0.4 0.5 0.5 0.0 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 -1.4 1.2 0.5 0.5 -2.3 0.5 0.5 0.5 -2.2 0.5 1.2 1.2 -1.4 1.2 1.2 1.2 -1.4 1.2 1.2 1.2 -1.4 1.2 1.2 1.2 1.2 1.2 0.5 0.5 0.5 -0.6 0.5 0.6 0.5 -0.1 1.2 1.2 1.2 0.8 1.2 1.2 1.2 0.7 1.2 1.2 1.2 1.5 Y Y Y Y Y Y ------------------ ------------------ ------------------ ------------------ ------------------ ------------------ A C G U A C G U A C G U A C G U A C G U A C G U ------------------ ------------------ ------------------ ------------------ ------------------ ------------------ 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' X X X X X X U A U C U G U U U G U U A U A G A C A A A U A G Y Y Y Y Y Y 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 1.9 1.9 1.9 1.9 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 -0.7 1.9 1.2 1.2 -1.4 1.2 1.2 1.2 -1.4 1.2 1.9 1.9 -0.7 1.9 1.9 1.9 -0.7 1.9 1.9 1.9 -0.7 1.9 1.9 1.9 1.9 1.7 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.2 1.9 1.9 1.9 1.5 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.6 Y Y Y Y Y Y ------------------ ------------------ ------------------ ------------------ ------------------ ------------------ A C G U A C G U A C G U A C G U A C G U A C G U ------------------ ------------------ ------------------ ------------------ ------------------ ------------------ 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' X X X X X X G A G C G G G U G G G U U U U G U C U A U U U G Y Y Y Y Y Y 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 1.9 1.9 1.9 1.9 1.9 1.2 1.2 1.2 0.6 1.2 -0.2 1.2 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.2 1.2 1.2 1.2 0.5 1.2 1.2 1.0 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 -0.7 1.9 1.5 1.2 -1.4 1.2 1.2 1.2 -1.4 1.2 1.9 1.9 -0.7 1.9 1.9 1.9 -0.7 1.9 1.9 1.9 -0.7 1.9 1.9 1.9 1.9 1.6 1.2 1.2 1.2 1.5 1.2 1.2 1.2 1.1 1.9 1.9 1.9 1.2 1.9 1.9 1.9 1.6 1.9 1.9 1.9 1.2 Y Y Y Y Y Y ------------------ ------------------ ------------------ ------------------ ------------------ ------------------ A C G U A C G U A C G U A C G U A C G U A C G U ------------------ ------------------ ------------------ ------------------ ------------------ ------------------ 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' 5' --> 3' X X X X X X U A U C U G U U U G U U G U G G G C G A G U G G Y Y Y Y Y Y 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 3' <-- 5' 1.9 1.9 1.9 1.9 1.6 1.2 1.2 1.2 2.2 1.2 1.2 1.2 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.2 1.2 1.2 1.2 1.3 1.7 1.2 1.2 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 -0.7 1.9 1.0 1.2 -1.4 1.2 1.2 1.2 -1.4 1.2 1.9 1.9 -0.7 1.9 1.9 1.9 -0.7 1.9 1.9 1.9 -0.7 1.9 1.9 1.9 1.9 1.9 1.2 1.2 1.2 0.7 1.2 1.2 1.2 1.1 1.9 1.9 1.9 1.6 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.6