∆G°37 =
∆G°37(Watson-Crick Pairs) + ∆G°37(Hairpin Loop)
∆G°37 = ∆G°37(Watson-Crick Pairs) + ∆G°37(terminal mismatch) + ∆G°37 Hairpin initiation(5) + ΔG°37 (special GU closure)
∆G°37 = ∆G°37(CG followed by GC) + ∆G°37(GC followed by GC) + ∆G°37(GC followed by GU) + ∆G°37 GU end penalty+ ∆G°37(GU followed by GG) + ∆G°37 Hairpin initiation(5) + ΔG°37 (special GU closure)
∆G°37 =
–2.36 kcal/mol – 3.26 kcal/mol – 1.53 kcal/mol + 0.45 kcal/mol – 0.8 kcal/mol
+
5.6 kcal/mol – 2.2 kcal/mol
∆G°37 =
–4.1 kcal/mol