Crystal structure of a putative aminotransferase (tm1131) from thermotoga maritima msb8 at 1.82 A resolution
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION,SITTING DROP,NANODROP | 277 | 20.0% PEG-3350, 0.2M NaFormate, 2.0mM n-Dodecyl-beta-D-maltoside, VAPOR DIFFUSION,SITTING DROP,NANODROP, temperature 277K | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.73 | 54.59 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 165.125 | α = 90 |
| b = 165.125 | β = 90 |
| c = 68.701 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | P 65 |
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 | ADSC | 2004-08-04 | M | SINGLE WAVELENGTH | ||||||
| 2 | 1 | x-ray | M | MAD | ||||||||||
| 1,2 | 1 | |||||||||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ALS BEAMLINE 8.2.1 | ALS | 8.2.1 | |
| 2 | SYNCHROTRON | ALS BEAMLINE 8.2.1 | 1.0000,0.9796 | ALS | 8.2.1 |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 1.82 | 28.41 | 98.2 | 0.054 | 13.8 | 4.8 | 94227 | 36.02 | |||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
| 1,2 | 1.82 | 1.92 | 89.3 | 0.418 | 2.2 | 2.5 | 12449 | ||||||||||||
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 | 1.82 | 28.41 | 89425 | 4716 | 98.08 | 0.18022 | 0.17902 | 0.19 | 0.20341 | 0.21 | RANDOM | 40.428 | |||||
| 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] | |
| 0.32 | 0.16 | 0.32 | -0.48 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 34.714 |
| r_dihedral_angle_4_deg | 22.09 |
| r_dihedral_angle_3_deg | 12.992 |
| r_scangle_it | 7.386 |
| r_dihedral_angle_1_deg | 6.565 |
| r_scbond_it | 5.417 |
| r_mcangle_it | 2.801 |
| r_mcbond_it | 2.226 |
| r_angle_refined_deg | 1.553 |
| r_angle_other_deg | 0.877 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 6535 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 353 |
| Heterogen Atoms | 148 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| XDSauto | data collection |
| SCALA | data scaling |
| SHELX | model building |
| SHARP | phasing |
| REFMAC | refinement |
| XDS | data reduction |
| CCP4 | data scaling |
| SHELX | phasing |














