Crystal structure of human lysosomal acid-alpha-glucosidase, GAA, in complex with iminosugar compound 4j
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details | 
| experimental model | PDB | 5NN3 | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details | 
| 1 | VAPOR DIFFUSION, HANGING DROP | 7 | 293 | 1.9 M AMMONIUM SULPHATE, 0.1 M HEPES, 2% V/V PEG400, PH 7 | 
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content | 
| 3.4 | 63 | 
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) | 
| a = 94.315 | α = 90 | 
| b = 102.67 | β = 90 | 
| c = 126.808 | γ = 90 | 
| Symmetry | |
|---|---|
| Space Group | P 21 21 21 | 
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | PIXEL | DECTRIS EIGER X 16M | 2020-07-23 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline | 
| 1 | SYNCHROTRON | SOLEIL BEAMLINE PROXIMA 1 | 0.978565 | SOLEIL | PROXIMA 1 | 
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | |||||
| 1 | 2 | 47.58 | 100 | 0.143 | 0.149 | 0.04 | 0.999 | 12.2 | 13.7 | 83802 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
| 1 | 2 | 2.04 | 100 | 2.436 | 2.527 | 0.669 | 0.505 | 14.1 | |||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | |||||
| X-RAY DIFFRACTION | FOURIER SYNTHESIS | THROUGHOUT | 2 | 47.2 | 79540 | 4183 | 99.95 | 0.16914 | 0.16752 | 0.1752 | 0.19975 | 0.2054 | Taken over from parent data set | 40.695 | |||||
| Temperature Factor Modeling | ||||||
|---|---|---|---|---|---|---|
| Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
| 2.74 | -2.17 | -0.57 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation | 
| r_dihedral_angle_2_deg | 33.117 | 
| r_dihedral_angle_4_deg | 14.595 | 
| r_dihedral_angle_3_deg | 12.466 | 
| r_dihedral_angle_1_deg | 7.108 | 
| r_long_range_B_refined | 7.085 | 
| r_long_range_B_other | 7.065 | 
| r_scangle_other | 6.213 | 
| r_scbond_it | 4.243 | 
| r_scbond_other | 4.242 | 
| r_mcangle_it | 4.002 | 
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number | 
| Protein Atoms | 6631 | 
| Nucleic Acid Atoms | |
| Solvent Atoms | 485 | 
| Heterogen Atoms | 238 | 
Software
| Software | |
|---|---|
| Software Name | Purpose | 
| REFMAC | refinement | 
| Aimless | data scaling | 
| XDS | data reduction | 
| REFMAC | phasing | 














