Low Temperature Structure of P22 Tailspike Protein Fragment (109-666), Mutant V349L
X-RAY DIFFRACTION
Starting Model(s)
| Initial Refinement Model(s) | |||
|---|---|---|---|
| Type | Source | Accession Code | Details |
| experimental model | PDB | 2VFO | PDB ENTRY 2VFO |
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | 10 | DROP: 2 MICROLITER 1.5 M AMMONIUM SULFATE, 0.1 M SODIUM PHOSPHATE, PH 10.0, PLUS 3.3 MICROLITER 10 MG/ML PROTEIN SOLUTION IN 10 MM HEPES, PH 7.0; RESERVOIR: 750 MICOLITER 1.0 M AMMONIUM SULFATE, 0.1 M SODIUM PHOSPHATE, PH 10.0 | ||
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.42 | 49.1 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 120.29 | α = 90 |
| b = 120.29 | β = 90 |
| c = 120.29 | γ = 90 |
| Symmetry | |
|---|---|
| Space Group | P 21 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 | MARRESEARCH | MIRRORS | 2006-10-29 | M | SINGLE WAVELENGTH | |||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | BESSY BEAMLINE 14.1 | BESSY | 14.1 | |
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 | 1.59 | 50 | 93.3 | 0.06 | 26.1 | 10.5 | 72574 | 16.7 | |||||||||||
| 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 | 1.59 | 1.7 | 55.8 | 0.21 | 4 | 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 | PDB ENTRY 2VFO | 1.55 | 49.09 | 70438 | 3699 | 87.6 | 0.125 | 0.123 | 0.14 | 0.152 | 0.16 | RANDOM | 9.37 | ||||
| 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] | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 35.203 |
| r_dihedral_angle_4_deg | 13.019 |
| r_dihedral_angle_3_deg | 11.808 |
| r_dihedral_angle_1_deg | 6.625 |
| r_scangle_it | 4.746 |
| r_scbond_it | 3.474 |
| r_mcangle_it | 2.236 |
| r_mcbond_it | 1.704 |
| r_angle_refined_deg | 1.376 |
| r_angle_other_deg | 0.792 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 4215 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 776 |
| Heterogen Atoms | 42 |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| XDS | data reduction |
| XSCALE | data scaling |
| PHASER | phasing |














