Table 1.

Choice of threshold

	Positive predictions, %
van der Waals energy of pentapeptide, kcal/mole	α-Helical state, Qα	Non α-helical state, Qnon-α	Both states	Qα +Qnon-α
−28	74	64	72	138
−27	80	61	76	141
−26	85	58	79	143
−25	88	55	81	143
−24	90	53	82	143
−10	97	33	84	130