crystal structure of the essential E. coli YeaZ protein by MAD method using the gadolinium complex "DOTMA"
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 4.7 | PEG 8000, NA ACETATE 0.1M PH 4.7, NACL 0.2M, GLYCEROL 10% | ||
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.36 | 47.9 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 76.34 | α = 90 |
| b = 97.6 | β = 90 |
| c = 141.94 | 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 | 2003-06-15 | M | MAD | ||||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ESRF BEAMLINE BM30A | ESRF | BM30A | |
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 | 2.28 | 19.85 | 98.3 | 0.045 | 11 | 5 | 48235 | 33.9 | |||||||||||
| 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 | 2.28 | 2.36 | 98.5 | 0.136 | 1.9 | 2.2 | |||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | 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 | MAD | THROUGHOUT | 2.28 | 20 | 48235 | 4871 | 98.3 | 0.216 | 0.216 | 0.2093 | 0.257 | 0.2514 | RANDOM | 39.7 | |||||
| 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] | |
| 4.03 | -3.35 | -0.68 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| c_dihedral_angle_d | 23.5 |
| c_scangle_it | 3.17 |
| c_mcangle_it | 2.28 |
| c_scbond_it | 2.15 |
| c_mcbond_it | 1.38 |
| c_angle_deg | 1.3 |
| c_improper_angle_d | 0.75 |
| c_bond_d | 0.006 |
| c_bond_d_na | |
| c_bond_d_prot | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 6672 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 303 |
| Heterogen Atoms | 8 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| MOSFLM | data reduction |
| SCALA | data scaling |
| SOLVE | phasing |
| autoSHARP | phasing |
| CNS | refinement |
