Crystal structure of human GRP78 (70kDa heat shock protein 5 / BIP) ATPase domain in complex with 7-deaza-ATP
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 3LDN | PDB entry 3LDN |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 289 | 24-26% PEG3350, 0.1 M Tris-HCl, 0.2 M sodium chloride |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.08 | 40.88 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 55.682 | α = 90 |
| b = 74.826 | β = 98.84 |
| c = 89.658 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 1 21 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | CCD | RAYONIX MX-300 | 2015-05-06 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | CLSI BEAMLINE 08ID-1 | 0.97949 | CLSI | 08ID-1 |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 1.851 | 88.593 | 100 | 0.055 | 0.062 | 0.027 | 19.1 | 4.9 | 57406 | 57406 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Rpim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||
| 1 | 1.9 | 2 | 100 | 0.176 | 0.176 | 0.085 | 3.6 | 5 | 8337 | ||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | MOLECULAR REPLACEMENT | THROUGHOUT | PDB entry 3LDN | 1.9 | 40 | 54459 | 2910 | 99.82 | 0.1673 | 0.1651 | 0.17 | 0.2083 | 0.21 | RANDOM | 27.278 | ||||
| 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] | |
| 0.6 | -0.93 | -0.19 | -0.25 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 35.249 |
| r_dihedral_angle_3_deg | 11.937 |
| r_dihedral_angle_4_deg | 11.32 |
| r_dihedral_angle_1_deg | 5.178 |
| r_mcangle_it | 1.728 |
| r_angle_refined_deg | 1.177 |
| r_mcbond_it | 1.169 |
| r_mcbond_other | 1.166 |
| r_angle_other_deg | 0.713 |
| r_chiral_restr | 0.071 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 5905 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 653 |
| Heterogen Atoms | 62 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| SCALA | data scaling |
| PDB_EXTRACT | data extraction |
| XDS | data reduction |
| MOLREP | phasing |














