Table 2.

Melting temperatures between PNAs or TC-PNAs and DNA1.

PNA	Name	Tm	ΔTm *	ΔTm **
1	12W	68.0	-
2	12W-C0-AZO	72.9	4.9
6	12W5H-C0-AZO	81.5	13.5
9	12W5H-C4-AZO	79.3	11.3
5	12W5H-(AEEA)3	86.3	18.3
11	9W9H-C4-AZO	79.6		19.9
13	9W7H-C4-AZO	74.3		14.6
15	9W5H-C4-AZO	68.0		8.3
17	9W3H-C4-AZO	59.7		-

* melting temperature difference relative to PNA1(12W)/DNA1; ** melting temperature difference relative to PNA17(9W3H-C4-AZO)/DNA1.