Crystal Structure of Domains D2 and D3 of the Major Pilin SpaD from Corynebacterium diphtheriae
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 8 | 291 | 47% 2-methyl-2,4-pentanediol, 2% t-butanol, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 291K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.21 | 44.43 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 35.992 | α = 90 |
| b = 81.335 | β = 90 |
| c = 92.371 | 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 | 110 | IMAGE PLATE | MAR scanner 345 mm plate | 2009-08-31 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | RIGAKU MICROMAX-007 HF | 1.5418 | ||
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 | 1.87 | 19.86 | 99.87 | 0.087 | 39.8 | 23142 | 23142 | 22.07 | |||||||||||
| 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 | 1.87 | 1.97 | 97.9 | 0.534 | 9.6 | 35.6 | 3255 | ||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | 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 | SAD | THROUGHOUT | 1.87 | 19.86 | 23113 | 23113 | 1184 | 0.159 | 0.159 | 0.1573 | 0.1591 | 0.1899 | 0.196 | RANDOM | 26.52 | ||||
| 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] | |
| -0.1934 | 0.1106 | 0.0828 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| t_omega_torsion | 4.38 |
| t_other_torsion | 2.73 |
| t_angle_deg | 1.14 |
| t_bond_d | 0.01 |
| t_dihedral_angle_d | |
| t_trig_c_planes | |
| t_gen_planes | |
| t_it | |
| t_nbd | |
| t_chiral_improper_torsion | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 2110 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 346 |
| Heterogen Atoms | 1 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| MAR345dtb | data collection |
| SHARP | phasing |
| BUSTER | refinement |
| XDS | data reduction |
| SCALA | data scaling |














