X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 1ORC | PDB ENTRY 1ORC |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 4.6 | 293 | COCRYSTALS WERE OBTAINED BY MIXING A 1.5 MOLAR EXCESS OF THE 7BP DNA FRAGMENT WITH CRO K56-[DGEVK], COMBINING WITH AN EQUAL VOLUME OF PRECIPITANT BUFFER (140MM AMMONIUM ACETATE, 31% PEG 3350, 100MM ACETATE BUFFER PH 4.6), THEN EQUILIBRATING AGAINST THE PRECIPITANT BUFFER VIA THE HANGING-DROP METHOD AT ROOM TEMPERATURE., vapor diffusion - hanging drop, temperature 293K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 3 | 48.45 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 45.72 | α = 90 |
| b = 60.66 | β = 112.7 |
| c = 45.72 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | C 1 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 | 295 | AREA DETECTOR | SDMS | COLLIMATOR | 1993-02-26 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | RIGAKU RU200 | |||
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 | 20 | 99.7 | 0.053 | 5.3 | 2452 | 51.1 | ||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (I) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | Mean Isotropic B | ||||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | PDB ENTRY 1ORC | 3 | 20 | 13041 | 13041 | 2452 | 99.7 | 0.22 | ||||||||||
| 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 |
| t_dihedral_angle_d | 19.55 |
| t_angle_deg | 2.656 |
| t_it | 2.548 |
| t_nbd | 0.018 |
| t_bond_d | 0.015 |
| t_gen_planes | 0.013 |
| t_trig_c_planes | 0.006 |
| t_incorr_chiral_ct | |
| t_pseud_angle | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 501 |
| Nucleic Acid Atoms | 322 |
| Solvent Atoms | 3 |
| Heterogen Atoms | |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| EDPDB | model building |
| TNT | refinement |
| SDMS | data reduction |
| SDMS | data scaling |
