Table 6.

Thermodynamic parameters for duplex formation in 1 M NaCl^a

	Average of curve fits				Tm−1 versus log Ct plots
Sequences	−ΔHo (kcal/mol)	−ΔSo (e.u.)	−ΔGo37 (kcal/mol)	Tmb (°C)	−ΔHo (kcal/mol)	−ΔSo (e.u.)	−ΔGo37 (kcal/mol)	Tmb (°C)
(AUGGCCG)2	46.8 ± 4.90	122.0 ± 15.	9.0 ± 0.3	60.3	44.8 ± 1.8	116.3 ± 5.6	8.8 ± 0.1	59.9
(CUGGCCG)2	51.1 ± 1.8	135.2 ± 5.6	9.2 ± 0.1	59.7	50.2 ± 0.7	132.5 ± 2.0	9.1 ± 0.1	59.7
(GUGGCCG)2	48.0 ± 2.8	126.0 ± 8.5	9.0 ± 0.2	59.7	49.2 ± 1.7	129.7 ± 5.3	9.0 ± 0.1	59.5
(UUGGCCG)2	43.4 ± 6.2	111.9 ± 18.8	8.7 ± 0.5	60.2	42.3 ± 3.8	109.1 ± 11.6	8.5 ± 0.2	59.0
(UGGCCG)2c	51.4	138.5	8.4
(AGCCGGU)2	55.9 ± 5.1	150.2 ± 15.7	9.3 ± 0.3	58.8	55.1 ± 4.4	147.8 ± 13.4	9.3 ± 0.3	58.7
(CGCCGGU)2	57.9 ± 1.8	156.7 ± 21.5	9.3 ± 0.4	57.8	57.6 ± 4.8	156.0 ± 14.8	9.2 ± 0.3	57.5
(GGCCGGU)2	57.2 ± 4.2	154.6 ± 3.3	9.2 ± 0.2	57.4	62.6 ± 2.5	171.4 ± 7.7	9.4 ± 0.1	56.9
(UGCCGGU)2	53.8 ± 4.1	144.6 ± 12.5	9.0 ± 0.3	57.3	54.8 ± 3.4	147.7 ± 10.3	9.0 ± 0.2	57.0
(GCCGGU)2c	58.8	159.6	9.2

^aSolutions are 1.0 M NaCl, 10 mM sodium cacodylate, 0.5 mM EDTA pH 7.

^bCalculated at 10⁻⁴ M oligomer concentration.

^cRef. (34).