Structure of ribose 5-phosphate isomerase type B from Trypanosoma cruzi, soaked with allose-6-phosphate
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details | 
| 1 | VAPOR DIFFUSION | 8.5 | 293 | 20% PEG3350, 0.2M sodium acetate, 0.1 M BIS-TRIS propane, pH 8.5, VAPOR DIFFUSION, temperature 293K | 
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content | 
| 2.99 | 58.83 | 
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) | 
| a = 92.763 | α = 90 | 
| b = 92.763 | β = 90 | 
| c = 93.094 | γ = 90 | 
| Symmetry | |
|---|---|
| Space Group | P 42 21 2 | 
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 QUANTUM 315r | 2009-02-08 | M | SINGLE WAVELENGTH | ||||||
| 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) | 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 | 2.2 | 65.71 | 90.1 | 0.105 | 0.105 | 16.3 | 6.5 | 18940 | 18940 | ||||||||||
| Highest Resolution Shell | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
| 2.2 | 2.32 | 92.6 | 0.268 | 0.268 | 2.8 | 6.5 | 2802 | ||||||||||||
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 | MOLECULAR REPLACEMENT | THROUGHOUT | 2.2 | 30 | 18909 | 978 | 89.11 | 0.189 | 0.187 | 0.19 | 0.232 | 0.23 | RANDOM | 21.072 | |||||
| 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] | |
| 0.67 | 0.67 | -1.33 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation | 
| r_dihedral_angle_2_deg | 30.906 | 
| r_dihedral_angle_4_deg | 19.061 | 
| r_dihedral_angle_3_deg | 12.61 | 
| r_dihedral_angle_1_deg | 5.134 | 
| r_scangle_it | 2.393 | 
| r_scbond_it | 1.469 | 
| r_angle_refined_deg | 1.128 | 
| r_mcangle_it | 1.002 | 
| r_mcbond_it | 0.592 | 
| r_nbtor_refined | 0.297 | 
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number | 
| Protein Atoms | 2340 | 
| Nucleic Acid Atoms | |
| Solvent Atoms | 136 | 
| Heterogen Atoms | 10 | 
Software
| Software | |
|---|---|
| Software Name | Purpose | 
| MOSFLM | data reduction | 
| SCALA | data scaling | 
| REFMAC | refinement | 
| PDB_EXTRACT | data extraction | 














