Table 2.
Crystallographic refinement statistics
| Parameters | CD23 α-methyl mannoside complex | CD23 GlcNAcβ1–2Man complex | CD23 GlcNAc2Man3 complex |
|---|---|---|---|
| No. of reflections used for refinement | 63,632 [[[R-89]]] | 35,787 [[[R-23]]] | 3926 [[[R-19]]] |
| Reflections marked for Rfree | 3350 | 1890 | 183 |
| Rfreea | 12.8 | 16.5 | 25.1 |
| Rcrysta | 11.4 | 15.1 | 19.9 |
| Average B factor (Å2) | 10.2 | 10.1 | 85.3 |
| Bond length root mean square deviation (Å) | 0.006 | 0.006 | 0.012 |
| Angle root mean square deviation (degrees) | 1.04 | 0.92 | 1.46 |
| Ramachandran plot: (percentage in each region):b preferred/allowed/outliers | 94.3/5.7/0.0 | 95.1/4.9/0.0 | 93.7/6.3/0.0 |
| PDB codes | 6PWS | 6PWR | 6PWT |
aR and Rfree = 100 × ∑h|Fo(h) − Fc(h)|/∑hFo(h), where Fo(h) = observed structure factor amplitude and Fc(h) = calculated structure factor amplitude for the working and test sets, respectively.
b As defined in Coot.