3FVI
Crystal Structure of Complex of Phospholipase A2 with Octyl Sulfates
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
---|---|---|---|
Type | Source | Accession Code | Details |
experimental model | PDB | 1FXF |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 4.6 | 289 | 0.1 M sodium acetate, 8% w/v PEG 8000, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 289K |
Crystal Properties | |
---|---|
Matthews coefficient | Solvent content |
2.99 | 58.88 |
Crystal Data
Unit Cell | |
---|---|
Length ( Å ) | Angle ( ˚ ) |
a = 65.988 | α = 90 |
b = 82.061 | β = 90 |
c = 123.824 | γ = 90 |
Symmetry | |
---|---|
Space Group | P 21 21 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 93 | IMAGE PLATE | RIGAKU RAXIS IV | mirrors | 2003-06-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RU300 | 1.5418 |
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 | 2.7 | 33.54 | 99.1 | 0.119 | 0.093 | 15.3 | 8 | 19134 | 18967 | -3 | 17.1 |
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) | ||||||||||
2.7 | 2.8 | 98.1 | 0.466 | 0.415 | 3.1 | 8 | 1823 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1FXF | 2.7 | 33.54 | 3 | 19083 | 15969 | 786 | 83.7 | 0.209 | 0.206 | 0.206 | 0.275 | RANDOM | 26.9 |
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 |
c_dihedral_angle_d | 21 |
c_scangle_it | 2.28 |
c_mcangle_it | 1.54 |
c_scbond_it | 1.5 |
c_angle_deg | 1.4 |
c_mcbond_it | 0.92 |
c_improper_angle_d | 0.81 |
c_bond_d | 0.007 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 3884 |
Nucleic Acid Atoms | |
Solvent Atoms | 65 |
Heterogen Atoms | 163 |
Software
Software | |
---|---|
Software Name | Purpose |
HKL-2000 | data collection |
AMoRE | phasing |
CNS | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |