5A3M
Structure of Cea1A in complex with Chitobiose
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 277 | 100 MM MAGNESIUM CHLORIDE, 100 MM SODIUMCHLORIDE, 100 MM SODIUMCITRATE PH 3.5, 12% PEG 4000, 5 MM CHITOBIOSE, 5 MM CALCIUM CHLORIDE, 277 K | ||
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.67 | 53.92 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 101.7 | α = 90 |
| b = 105.35 | β = 90 |
| c = 106.47 | 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 | CCD | MARRESEARCH MARMOSAIC 255 MM | 2012-11-18 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | BESSY BEAMLINE 14.3 | BESSY | 14.3 | |
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 | 1.75 | 19.98 | 92.7 | 0.1 | 12.4 | 4 | 106663 | -3 | |||||||||||
| 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 | 1.75 | 1.84 | 95.3 | 0.52 | 2.8 | 4 | |||||||||||||
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 | COMPLEX OF PICA1 WITH N-ACETYLGLUCOSAMINE | 1.75 | 19.99 | 105044 | 1619 | 92.2 | 0.18298 | 0.18256 | 0.21142 | RANDOM | 14.978 | ||||||
| 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] | |
| 0.11 | -0.3 | 0.2 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 32.412 |
| r_dihedral_angle_4_deg | 16.456 |
| r_dihedral_angle_3_deg | 13.489 |
| r_dihedral_angle_1_deg | 6.852 |
| r_mcangle_it | 2.1 |
| r_angle_refined_deg | 1.625 |
| r_scbond_it | 1.497 |
| r_angle_other_deg | 1.479 |
| r_mcbond_it | 1.23 |
| r_mcbond_other | 1.229 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 6485 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 1077 |
| Heterogen Atoms | 170 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| XDS | data reduction |
| XSCALE | data scaling |
| PHASER | phasing |
