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. 2013 Jul 31;288(37):26658–26667. doi: 10.1074/jbc.M113.453803

TABLE 1.

Comparison of dynamic properties of the two wild-type A1 with those of the eight GOF mutants

Number Name CαRMSDa
DMCa θa Ratio of θ >30° SASAa Occupancyb
Body N-terminal arm Arg578–Glu501 Arg578–Glu542
Å Å ° Å2 %
1 WT 1.24 ± 0.16 3.18 ± 0.49 21.9 ± 0.2 22.6 ± 1.5 2.30 14.43 ± 0.95 95.7 ± 3.2 2.10 ± 3.55
2 WT-NC 1.11 ± 0.16 4.04 ± 0.52 22.2 ± 0.6 21.5 ± 1.6 0.50 12.07 ± 1.26 96.9 ± 1.0 3.07 ± 1.24
3 R543Q 1.47 ± 0.11 8.43 ± 2.28 23.9 ± 1.3 27.8 ± 3.4 34.0 16.85 ± 1.85 6.53 ± 4.2 45.9 ± 5.2
4 I546V 1.42 ± 0.03 8.27 ± 4.65 24.2 ± 0.7 27.3 ± 3.2 35.6 15.76 ± 1.23 8.61 ± 6.6 48.5 ± 5.2
5 ΔSS 1.61 ± 0.41 9.75 ± 5.23 24.2 ± 0.9 26.5 ± 1.9 25.5 18.88 ± 0.46 0.65 ± 0.7 38.5 ± 13.6
6 E501A 1.34 ± 0.12 8.53 ± 3.08 22.8 ± 0.8 24.1 ± 2.4 10.0 14.60 ± 1.34 N/A 50.2 ± 2.1
7 R578Q 1.53 ± 0.05 8.96 ± 4.67 24.0 ± 0.9 27.6 ± 2.4 36.4 15.57 ± 2.50 N/A N/A
8 R578W 1.85 ± 0.33 7.25 ± 2.01 22.8 ± 0.2 30.1 ± 9.0 43.7 19.05 ± 1.16 N/A N/A
9 R578P 1.37 ± 0.03 11.4 ± 2.08 24.3 ± 0.9 23.8 ± 0.8 11.1 14.73 ± 0.71 N/A N/A
10 R578L 1.49 ± 0.08 6.29 ± 1.04 23.4 ± 1.3 24.0 ± 1.2 19.7 14.51 ± 0.45 N/A N/A

a The data were averaged over the entire simulation duration of 100 ns for each of the three runs and shown as means ± S.E.

b The occupancy values were presented as means ± S.D. of three different occupancies measured from three independent simulations within simulation time of 100 ns for each A1. θ is the α2-α1 interhelical angle of A1, and SASA denotes the average solvent-accessible surface area of the hydrophobic residues 553–556 in the β2-strand.