Table 1.

Solvent Accessibility in WT βB2 Fragments^a

Peptide	0.25min	1min	4min	15min	60min
1–21b	7.2	7.5	9.2	10.3	8.7
22–52	10.0	11.2	13.1	14.8	14.5
53–70	7.7	8.1	11.5	12.8	13.7
71–81	10.7	11.7	15.4	18.8	17.2
82–93c	25.9	30.2	30.4	27.6	27.5
94–110d	9.3	9.7	10.2	10.3	9.8
111–116c	11.3	9.9	14.4	17.4	23.0
117–131	6.7	9.7	13.2	16.3	14.2
143–150	4.4	10.5	16.3	18.3	24.1
151–164	4.0	5.0	6.8	8.6	7.2
165–186	8.3	10.4	12.6	14.5	13.8

^aHydrogen exchanged as a percent of the total amide hydrogen in that peptide.

^bContains the N-td extension

^cPeptides 82–93 and 111–116 were obtained by subtracting overlapping peptides.

^dContains the linker peptide