Table II.
Structural parameters calculated from SAXS data and model of SaBPL and complexes
| Molecule | Rg (Å)a (Guinier) | Rg (Å)b (P(r)) | Dmax (Å)c | χ2d | NSDe |
|---|---|---|---|---|---|
| Holo-SaBPL | |||||
| SAXS | 30.7 | 30.2 | 97.0 | 0.78 | 0.89 |
| Model (i) | 30.7 | 99.8 | |||
| Sa-bioO | |||||
| SAXS | 35.6 | 36.3 | 125.0 | 6.10 | 0.65 |
| Model (ii) | 36.7 | 145.0 | |||
| Sa-bioO/SaBPL | |||||
| SAXS | 44 | 44.4 | 145 | 0.6 | 0.81 |
| Model (iii) | 40.7 | 153.0 | |||
| Apo-SaBPL | |||||
| SAXS | 22.0 | 22.8 | 90 | 0.56 | 0.51 |
| Model (iv) | 22.3 | 86.3 | |||
| SaBCCP | |||||
| SAXS | 16.9 | 16.7 | 57 | 0.77 | 0.60 |
| Model (v) | 16.7 | 54.1 | |||
| SaBCCP/SaBPL | |||||
| SAXS | 22.5 | 22.8 | 75 | 0.98 | 0.69 |
| Model (vi) | 23.6 | 86.1 | |||
a
Rg—radius of gyration given by Guinier approximation.
b
Rg—estimated from pair-wise distribution function.
c
Dmax—maximum molecular dimension from P(r) function.
d
Goodness of fit of theoretical end experimental scattering curves calculated using FOXS.35
e
Normalized spatial discrepancy for ab initio SAXS models calculated from DAMAVER.36