Crystal analysis of delta1-pyrroline-5-carboxylate dehydrogenase from Thermus thermophilus with bound L-serine
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 2BHP | PDB ENTRY 2bhp |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, SITTING DROP | 5.2 | 293 | 30% MPD, 50MM SODIUM CITRATE/HCL, THEN SOAKED IN 30% MPD, 50mM L-serine, 50MM SODIUM Acetate, pH 5.2, VAPOR DIFFUSION, SITTING DROP, temperature 293K |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.45 | 49.76 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 102.04 | α = 90 |
| b = 102.04 | β = 90 |
| c = 279.352 | γ = 120 |
| Symmetry | |
|---|---|
| Space Group | H 3 |
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 210 | mirrors | 2006-11-25 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | SPRING-8 BEAMLINE BL44B2 | 1.0 | SPring-8 | BL44B2 |
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 | 1.5 | 25 | 100 | 0.054 | 0.048 | 32.9 | 5.6 | 173614 | 173614 | -3 | 13.1 | ||||||||
| 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) | ||||||||||
| 1 | 1.5 | 1.53 | 100 | 0.456 | 0.407 | 3.8 | 5.4 | 11553 | |||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | 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 2bhp | 1.5 | 25 | 156770 | 156770 | 8278 | 95.02 | 0.18356 | 0.18356 | 0.18244 | 0.18 | 0.20465 | 0.2 | RANDOM | 12.548 | ||
| 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] | |
| 0.37 | 0.19 | 0.37 | -0.56 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 35.134 |
| r_dihedral_angle_4_deg | 14.552 |
| r_dihedral_angle_3_deg | 12.459 |
| r_dihedral_angle_1_deg | 10.759 |
| r_scangle_it | 2.85 |
| r_scbond_it | 1.721 |
| r_angle_refined_deg | 1.216 |
| r_mcangle_it | 0.958 |
| r_mcbond_it | 0.539 |
| r_nbtor_refined | 0.311 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 8078 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 985 |
| Heterogen Atoms | 128 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| BSS | data collection |
| HKL-2000 | data reduction |
| HKL-2000 | data scaling |
| REFMAC | phasing |














