Table 4. Torsion angles at the reverse turn of the NMR derived structures.

	i+1		i+2
	Φ	Ψ	Φ	Ψ
3n	59 ± 12	–115 ± 11	–115 ± 10	8 ± 10
4g	62 ± 10	–123 ± 9	–101 ± 13	–1 ± 11
5	70 ± 9	–131 ± 9	–111 ± 11	13 ± 11
βII′	60	–120	–80	0