Phospholipase D from Streptomyces sp. strain PMF soaked with the substrate dibutyrylphosphatidylcholine.
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 1F0I | BASED ON PDB ENTRY 1F0I |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 5.4 | 0.2 M NH4AC, 0.1 M CITRATE PHOSPHATE BUFFER AT PH5.4, 27.5% PEG 4000. CRYSTALS WERE THEREAFTER BACKSOAKED TWICE IN A PHOSPHATE- FREE BUFFER TO REMOVE TRACE-AMOUNTS OF PHOSPHATE., pH 5.40 | ||
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2 | 38.4 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 57.45 | α = 90 |
| b = 56.75 | β = 93.39 |
| c = 68.54 | 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 | CCD | ADSC CCD | M | SINGLE WAVELENGTH | |||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | ESRF BEAMLINE ID14-4 | ESRF | ID14-4 | |
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 | 1.7 | 69.01 | 90.7 | 0.064 | 6.5 | 3.3 | 41858 | ||||||||||||
| 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 | 1.7 | 1.79 | 64.1 | 0.136 | 4.9 | 1.7 | |||||||||||||
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 | MOLECULAR REPLACEMENT | THROUGHOUT | BASED ON PDB ENTRY 1F0I | 1.7 | 69.01 | 41858 | 2229 | 90.7 | 0.164 | 0.162 | 0.17 | 0.208 | 0.22 | RANDOM | 17.98 | ||||
| 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] | |
| -1.46 | -1.06 | 0.1 | 1.23 | |||
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_1_deg | 6.924 |
| r_scangle_it | 4.117 |
| r_scbond_it | 2.678 |
| r_angle_refined_deg | 2 |
| r_mcangle_it | 1.816 |
| r_mcbond_it | 1.093 |
| r_angle_other_deg | 0.986 |
| r_nbd_refined | 0.25 |
| r_nbd_other | 0.25 |
| r_symmetry_vdw_other | 0.233 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 3704 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 462 |
| Heterogen Atoms | 4 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| DENZO | data reduction |
| SCALA | data scaling |
| CNS | phasing |














