3ABF
Crystal Structure of a 4-Oxalocrotonate Tautomerase Homologue (TTHB242)
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 1BJP | PDB ENTRY 1BJP |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 5.6 | 290 | 0.6M MgSO4, 0.1M sodium citrate pH 5.6, vapor diffusion, sitting drop, temperature 290K | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 1.97 | 37.53 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 55.227 | α = 90 |
| b = 70.676 | β = 90 |
| c = 89.906 | 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 | 293 | CCD | ADSC QUANTUM 4r | 2002-10-12 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | PHOTON FACTORY BEAMLINE BL-6A | 0.978 | Photon Factory | BL-6A |
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 | 1.94 | 50 | 99.7 | 0.057 | 22.231 | 4 | 26856 | ||||||||||||
| 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) | |||||||||||
| 1.94 | 2.01 | 98.3 | 0.292 | 3.8 | 2605 | ||||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | ||||||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | PDB ENTRY 1BJP | 1.94 | 43.52 | 26662 | 1371 | 99.7 | 0.193 | 0.193 | 0.228 | 33.33 | ||||||||
| 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] | |
| -0.664 | -1.109 | 1.774 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| c_scangle_it | 9.055 |
| c_scbond_it | 6.763 |
| c_mcangle_it | 5.437 |
| c_mcbond_it | 4.265 |
| c_bond_d | |
| c_bond_d_na | |
| c_bond_d_prot | |
| c_angle_d | |
| c_angle_d_na | |
| c_angle_d_prot | |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 3015 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 195 |
| Heterogen Atoms | 15 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| DENZO | data reduction |
| SCALEPACK | data scaling |
| MOLREP | phasing |
| CNS | refinement |
| PDB_EXTRACT | data extraction |
| HKL-2000 | data collection |
| HKL-2000 | data reduction |
| HKL-2000 | data scaling |
