Table 2. Data collection and refinement statistics for SpGH92 and NgtS.
SpGH92 Mannose | NgtS NaI | NgtS Man1GlcNAc | NgtS Man5GlcNAc | |
---|---|---|---|---|
Data collection statistics | ||||
Beamline | SSRL BL7-1 | Home source | SSRL BL9-2 | SSRL BL9-2 |
Wavelength | 0.9753 | 1.54187 | 1.04007 | 0.98005 |
Spacegroup | P212121 | P21 | P1 | P21 |
Cell dimensions: a, b, c (Å) | 130.0, 161.7, 208.4 | 60.91, 40.20, 93.89 | 39.99, 50.47, 107.89 | 104.18, 11.60, 105.84 |
Resolution (Å) | 40.00–2.15 (2.19–2.15)* | 21.80–2.10 (2.21–2.10)* | 45.95–3.00 (3.16–3.00)* | 48.37–1.73 (1.82–1.73)* |
Rmerge | 0.103 (0.819)* | 0.126 (0.503)* | 0.137 (0.459)* | 0.036 (0.397)* |
I/σI | 14.4 (2.6)* | 19.5 (5.1)* | 6.6 (2.3)* | 25.4 (4.0)* |
Completeness (%) | 99.9 (98.7)* | 99.8 (99.6)* | 97.0 (97.0)* | 99.9 (99.9)* |
Redundancy | 7.5 (7.4)* | 10.9 (10.5)* | 2.2 (2.1)* | 4.7 (4.6)* |
Refinement statistics | ||||
Total reflections | 1786138 | 291180 (40192)* | 35594 (5086)* | 1095333 (158575)* |
Unique reflections | 237386 | 26624 (3833)* | 16399 (2413)* | 234916 (34209)* |
Rwork/Rfree | 19.7/22.4 | 21.1/26.1 | 22.9/28.1 | 18.2/22.0 |
No. of atoms | ||||
Protein | 21991 (4 molecules) | 3491 (1 molecule) | 6884 (2 molecules) | 14283 (4 molecules) |
Ligands | 4 (CA), 48 (BMA), 96 (GOL) | 21 (IOD) | 52 (CHO), 2 (BR) | 280 (CHO), 35 (CD) |
Solvent | 1364 (H2O) | 227 (H2O) | 51 (H2O) | 2149 (H2O) |
Average B-factors (Å2) | ||||
Protein | 36.3 | 20.1 | 39.5 | 29.0 |
Ligands | 23.3 (CA), 39.0 (BMA), 49.5 (GOL) | 38.3 (IOD) | 40.2 (CHO), 65.4 (BR) | 20.4 (CHO) |
Solvent | 36.6 (H2O) | 19.2 (H2O) | 18.9 (H2O) | 20.4 (H2O), 40.3 (CD) |
R.m.s. deviations | ||||
Bond lengths (Å) | 0.009 | 0.010 | 0.004 | 0.019 |
Bond angles (°) | 1.232 | 1.418 | 0.835 | 1.893 |
Ramachandran | ||||
Preferred (%) | 97.4 | 96.7 | 93.5 | 97.8 |
Allowed (%) | 2.2 | 3.1 | 5.8 | 2.0 |
Disallowed (%) | 0.3 (8 residues) | 0.2 (1 residue) | 0.7 (5 residues) | 0.2 (4 residues) |
*Parentheses indicate values for the high-resolution reflection bins.