X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 1B7T | |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 8.5 | 277 | PEG 20000, magnesium chloride, ethylene glycol, Tris HCl, AMPPNP, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3.43 | 64.1 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 52.396 | α = 81.64 |
| b = 58.642 | β = 82.39 |
| c = 148.873 | γ = 87.43 |
| Symmetry | |
|---|---|
| Space Group | P 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 | ADSC QUANTUM 4 | 1999-10-20 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | NSLS BEAMLINE X26C | 1.087 | NSLS | X26C |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 3 | 40 | 80.6 | 0.077 | 11.7 | 3.5 | 34823 | 31019 | -3 | 39.8 | |||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 3 | 3.11 | 53.7 | 0.472 | 5.6 | 2.1 | 1898 | |||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | 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 | 1B7T | 3 | 39.81 | 1 | 29029 | 25462 | 1260 | 73.1 | 0.29812 | 0.2812 | 0.277 | 0.2785 | 0.316 | 0.3129 | RANDOM | 77.1 | |
| 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] | |
| -3.59 | 1.99 | -14.48 | 17.22 | 4.03 | -13.63 | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| c_dihedral_angle_d | 24.4 |
| c_scangle_it | 19.21 |
| c_scbond_it | 16.16 |
| c_mcangle_it | 15.1 |
| c_mcbond_it | 10.46 |
| c_angle_deg | 2.5 |
| c_improper_angle_d | 2.09 |
| c_bond_d | 0.015 |
| c_bond_d_na | |
| c_bond_d_prot | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 8235 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 7 |
| Heterogen Atoms | 34 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| DENZO | data reduction |
| SCALEPACK | data scaling |
| AMoRE | phasing |
| CNS | refinement |
