2CE9
A WRPW peptide bound to the Groucho-TLE WD40 domain.
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | MICROBATCH | 6.5 | 287 | 6MG/ML PROTEIN WAS MIXED 1:1 WITH 12% PEG8000, 100MM NACACODYLATE PH6.5, 100MM NAACETATE AT 14C IN MICROBATCH. PEPTIDES WERE ADDED TO THE PROTEIN CRYSTALS IN 125 MM NACL, 25 MM TRIS PH8.0, 0.5 MM EDTA TO A FINAL CONCENTRATION OF 0.76 MM, AND INCUBATED FOR 16 H BEFORE HARVESTING AND WASHING IN 50MM NA CACODYLATE PH6.5, 12 % PEG 8K, AND CRYO-PROTECTED IN 30% ETHYLENE GLYCOL 50MM NA CACODYLATE PH6.5, 12 % PEG 8K, pH 6.50 |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.3 | 45 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 107.81 | α = 90 |
| b = 56.478 | β = 112.68 |
| c = 126.642 | 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 | IMAGE PLATE | MARRESEARCH | OSMIC MIRRORS | 2005-07-22 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | RIGAKU RU300 | |||
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge 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 | 2.12 | 45 | 97.5 | 0.06 | 13.4 | 3.4 | 78005 | ||||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 1 | 2.12 | 2.24 | 83 | 0.25 | 4.6 | 2.9 | |||||||||||||
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 | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 1GXR | 2.12 | 117.04 | 74067 | 3924 | 97.7 | 0.181 | 0.178 | 0.244 | RANDOM | 25.93 | ||||||
| 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] | |
| -0.98 | -0.65 | 0.15 | 0.33 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 32.092 |
| r_dihedral_angle_4_deg | 20.019 |
| r_dihedral_angle_3_deg | 15.151 |
| r_dihedral_angle_1_deg | 8.636 |
| r_scangle_it | 3.857 |
| r_scbond_it | 2.677 |
| r_angle_refined_deg | 2.012 |
| r_mcangle_it | 1.845 |
| r_mcbond_it | 1.137 |
| r_nbtor_refined | 0.309 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 10424 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 861 |
| Heterogen Atoms | |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| MOSFLM | data reduction |
| SCALA | data scaling |
| PHASER | phasing |
