4XHQ
Re-refinement the crystal structure of Dscam1 isoform 1.34, N-terminal four Ig domains
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 1.5 M AMMONIUM SULPHATE, 0.1 M HEPES PH 7.5 | |||
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 4.7 | 73.84 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 99.172 | α = 90 |
| b = 99.172 | β = 90 |
| c = 163.991 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 42 2 2 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | ||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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) | Mean Isotropic B | |||||
| X-RAY DIFFRACTION | FREE R-VALUE | 1.948 | 19.834 | 1.34 | 59545 | 3003 | 98.58 | 0.2047 | 0.2031 | 0.2035 | 0.2332 | 0.234 | |||||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| f_dihedral_angle_d | 13.787 |
| f_angle_d | 1.66 |
| f_chiral_restr | 0.094 |
| f_bond_d | 0.018 |
| f_plane_restr | 0.008 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 3014 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 383 |
| Heterogen Atoms | 136 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| PHENIX | refinement |
| DENZO | data reduction |
| SCALEPACK | data scaling |
| PHASER | phasing |
