The 2.25 A crystal structure of LipL32, the major surface antigen of Leptospira interrogans serovar Copenhageni
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 7.7 | 289 | 1.4 M trisodium citrate, 0.1 M HEPES, 20 mM triethanolamine-HCl, pH 7.7, VAPOR DIFFUSION, SITTING DROP, temperature 289K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 4 | 69.24 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 126.725 | α = 90 |
| b = 126.725 | β = 90 |
| c = 95.996 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | P 32 2 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 | CCD | MARMOSAIC 225 mm CCD | 2008-06-27 | M | MAD | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | LNLS BEAMLINE W01B-MX2 | 1.459, 0.97814, 0.97831 | LNLS | W01B-MX2 |
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 | 2.25 | 40 | 99.4 | 0.071 | 22 | 10.5 | 42419 | 42419 | |||||||||||
| 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) | |||||||||||
| 2.25 | 2.33 | 95.8 | 0.466 | 1.9 | 5.6 | ||||||||||||||
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 | 2.25 | 35 | 40149 | 2129 | 99.38 | 0.18358 | 0.18134 | 0.2465 | 0.22712 | 0.2842 | RANDOM | 40.12 | |||||
| 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] | |
| 2.33 | 1.17 | 2.33 | -3.5 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 38.005 |
| r_dihedral_angle_3_deg | 15.989 |
| r_dihedral_angle_4_deg | 15.464 |
| r_dihedral_angle_1_deg | 6.822 |
| r_scangle_it | 2.237 |
| r_scbond_it | 1.764 |
| r_angle_refined_deg | 1.581 |
| r_mcangle_it | 1.12 |
| r_angle_other_deg | 0.925 |
| r_mcbond_it | 0.802 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 3624 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 272 |
| Heterogen Atoms | 23 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| MAR345 | data collection |
| SHARP | phasing |
| REFMAC | refinement |
| HKL-2000 | data reduction |
| HKL-2000 | data scaling |














