Crystal structure of the F96W mutant of Plasmodium falciparum triosephosphate isomerase complexed with 3-phosphoglycerate
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 1O5X | PDB ENTRY 1O5X |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 5 | 0.1 M SODIUM ACETATE, PH 4.0-5.5, PEG 1450 8-24% | ||
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.1 | 43.8 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 53.543 | α = 90 |
| b = 51.182 | β = 92.4 |
| c = 86.568 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 1 21 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 | IMAGE PLATE | MARRESEARCH | OSMIC MIRROR | 2007-02-20 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | ROTATING ANODE | RIGAKU RU200 | |||
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 | 50 | 99.6 | 0.08 | 13.5 | 3 | 31777 | ||||||||||||
| 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 | 2 | 2.07 | 98.7 | 0.42 | 2.4 | 2.7 | |||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | FOURIER SYNTHESIS | THROUGHOUT | PDB ENTRY 1O5X | 2 | 44.07 | 30156 | 1604 | 99.51 | 0.19604 | 0.19339 | 0.19 | 0.2448 | 0.24 | RANDOM | 24.718 | ||||
| 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] | |
| -0.02 | -0.01 | 0.02 | ||||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 38.911 |
| r_dihedral_angle_3_deg | 14.609 |
| r_dihedral_angle_4_deg | 12.422 |
| r_dihedral_angle_1_deg | 5.642 |
| r_scangle_it | 1.743 |
| r_angle_refined_deg | 1.092 |
| r_scbond_it | 1.085 |
| r_mcangle_it | 0.712 |
| r_mcbond_it | 0.398 |
| r_nbtor_refined | 0.296 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 3925 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 440 |
| Heterogen Atoms | 22 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| DENZO | data reduction |
| SCALEPACK | data scaling |
| CCP4 | phasing |
