Table 1.

Unfolding lengths and forces of observed and predicted structures

Observed LcU, nm	Proposed state	Expected LcU, nm	Observed FU, pN
0	DHP	0	10.8 ± 0.3
9 ± 1	DHP−	10.0	12.0 ± 0.3
	PKD	9.8	11.4 ± 0.2
12.1 ± 0.8	PKD−	12.4	21 ± 1
20.4 ± 0.6	PKA+HP	20.5	13.0 ± 0.4
31 ± 1	PKA	31.5	24 ± 1
40 ± 1	S1A	40.9	16.7 ± 0.2
60.7 ± 0.4	U	61.3

Errors represent SEM.