4NQU
anti-parallel Fc-knob (T366W) homodimer
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
---|---|---|---|
Type | Source | Accession Code | Details |
experimental model | PDB | 1L6X | PDB ENTRY 1L6X |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 291 | 20% PEG2000 MME, 0.2 M ammonium sulfate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 291K |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.43 | 49.32 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 44.5 | α = 90 |
b = 44.5 | β = 90 |
c = 205.551 | γ = 120 |
Symmetry | |
---|---|
Space Group | P 31 2 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 110 | CCD | ADSC QUANTUM 315r | 2009-07-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 5.0.1 | 0.98 | ALS | 5.0.1 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.5 | 50 | 90.8 | 8852 | 8571 | -3 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 2.5 |
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 (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 1L6X | 2.5 | 50 | 9058 | 8571 | 425 | 96.83 | 0.22556 | 0.22232 | 0.28689 | RANDOM | 36.828 |
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] | |
1.35 | 0.68 | 1.35 | -2.03 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 39.194 |
r_dihedral_angle_3_deg | 17.247 |
r_dihedral_angle_4_deg | 9.525 |
r_dihedral_angle_1_deg | 5.551 |
r_mcangle_it | 4.33 |
r_scangle_it | 4.238 |
r_mcbond_it | 2.819 |
r_scbond_it | 2.752 |
r_angle_refined_deg | 1.141 |
r_nbtor_refined | 0.301 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 1672 |
Nucleic Acid Atoms | |
Solvent Atoms | 35 |
Heterogen Atoms | 5 |
Software
Software | |
---|---|
Software Name | Purpose |
BOS | data collection |
PHASER | phasing |
REFMAC | refinement |
HKL-2000 | data reduction |
SCALEPACK | data scaling |