X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 1PTD | PDB ENTRY 1PTD |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 7.5 | PROTEIN WAS CRYSTALLIZED FROM 0.1 M NA-HEPES PH 7.5, 0.8 M NA-K-TARTRATE | ||
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.7 | 55 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 82.5 | α = 90 |
| b = 82.5 | β = 90 |
| c = 92.2 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | P 31 2 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 293 | AREA DETECTOR | SIEMENS | COLLIMATOR | 1996-06-12 | M | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | RIGAKU RUH2R | |||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym I (Observed) | 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 | 1.9 | 27 | 88.5 | 0.071 | 0.069 | 8.9 | 3.1 | 25523 | 24.3 | ||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
| 1.9 | 1.95 | 57.6 | 0.25 | 0.202 | 3.6 | 1.5 | |||||||||||||
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 AND SIG | THROUGHOUT | PDB ENTRY 1PTD | 2 | 20 | 23003 | 1164 | 94.4 | 0.198 | 0.198 | 0.2 | 0.249 | 0.25 | RANDOM | 33.3 | ||||
| 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] | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| x_dihedral_angle_d | 24.4 |
| x_angle_deg | 1.3 |
| x_improper_angle_d | 1.08 |
| x_bond_d | 0.006 |
| x_bond_d_na | |
| x_bond_d_prot | |
| x_angle_d | |
| x_angle_d_na | |
| x_angle_d_prot | |
| x_angle_deg_na | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2208 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 101 |
| Heterogen Atoms | |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| X-PLOR | model building |
| X-PLOR | refinement |
| XDS | data reduction |
| CCP4 | data scaling |
| X-PLOR | phasing |














