7YGK
Crystal structure of a secretory phospholipase A2 from Sciscionella marina
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1FAZ |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | MICROBATCH | 5.5 | 295.15 | 100 mM citrate pH 5.5, 40% (v/v) PEG 600 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.94 | 36.72 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 47.38 | α = 90 |
b = 39.68 | β = 91.546 |
c = 54.3 | γ = 90 |
Symmetry | |
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Space Group | C 1 2 1 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | PIXEL | DECTRIS EIGER X 9M | 2020-07-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | PAL/PLS BEAMLINE 5C (4A) | 1 | PAL/PLS | 5C (4A) |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | CC (Half) | 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 | 1.24 | 50 | 99.1 | 0.995 | 15.7 | 6.4 | 28410 | 12.0635467259 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.24 | 1.29 | 0.995 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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) | Mean Isotropic B | ||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | NONE | 1FAZ | 1.24 | 27.1401170362 | 1.38832396263 | 28409 | 1983 | 99.1034675225 | 0.17661699011 | 0.175117192055 | 0.18 | 0.19715705092 | 0.2 | 16.4362721893 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 18.2769173382 |
f_angle_d | 1.30150458931 |
f_chiral_restr | 0.0986929600171 |
f_bond_d | 0.0146660762839 |
f_plane_restr | 0.0105788361191 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 919 |
Nucleic Acid Atoms | |
Solvent Atoms | 95 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
Coot | model building |
PHENIX | refinement |
XDS | data reduction |
XSCALE | data scaling |
PHASER | phasing |