Loop Free-Energy Decomposition

Dimer 1

ΔG = -4.9 kcal/mol ΔH = -26.7 kcal/mol ΔS = -70.3 e.u. T_m = 5.2°C

Structural element	δδG	Information
External loop	-0.65	19 ss bases & 1 closing helices
Stack	-1.44	External closing pair is A11-T13
Stack	-2.17	External closing pair is C12-G12
Stack	-1.44	External closing pair is G13-C11
Helix	-5.05	4 base pairs
External loop	+0.80	Closing pair is T14-A10