X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 1BCC | PDB entry 1bcc |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 6.7 | 277 | 20MM KMES PH 6.7, 75MM NACL, 10% GLYCEROL, AND 6% PEG4000, INHIBITOR WAS ADDED FROM ETHANOLIC SOLUTION, VAPOR DIFFUSION, SITTING DROP, temperature 277K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 4.13 | 70.23 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 173.464 | α = 90 |
| b = 182.448 | β = 90 |
| c = 241.328 | 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 | IMAGE PLATE | MARRESEARCH | MIRROR | 1997-10-04 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | SSRL BEAMLINE BL7-1 | 1.08 | SSRL | BL7-1 |
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 | 42.7 | 91.8 | 0.184 | 11.1 | 4.7 | 141782 | 141782 | -3 | 76.567 | |||||||||
| 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) | |||||||||||
| 1 | 3 | 3.05 | 31.3 | 0.896 | 0.972 | 1.8 | 2378 | ||||||||||||
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 | rigid body refinement | THROUGHOUT | PDB entry 1bcc | 3 | 42.68 | 141718 | 2796 | 92.8 | 0.243 | 0.243 | 0.23 | 0.277 | 0.27 | RANDOM | 82.1 | ||||
| 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] | |
| 23.66 | -18.17 | -5.49 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| c_dihedral_angle_d | 21.2 |
| c_scangle_it | 2.5 |
| c_mcangle_it | 2.05 |
| c_scbond_it | 1.55 |
| c_angle_deg | 1.4 |
| c_mcbond_it | 1.17 |
| c_improper_angle_d | 0.92 |
| c_bond_d | 0.009 |
| c_bond_d_na | |
| c_bond_d_prot | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 31797 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 14 |
| Heterogen Atoms | 868 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| CNS | refinement |
| DENZO | data reduction |
| SCALEPACK | data scaling |
| CNS | phasing |
