7YGK

Crystal structure of a secretory phospholipase A2 from Sciscionella marina


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1MICROBATCH5.5295.15100 mM citrate pH 5.5, 40% (v/v) PEG 600
Crystal Properties
Matthews coefficientSolvent content
1.9436.72

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 47.38α = 90
b = 39.68β = 91.546
c = 54.3γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 9M2020-07-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPAL/PLS BEAMLINE 5C (4A)1PAL/PLS5C (4A)

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)CC (Half)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.245099.10.99515.76.42841012.0635467259
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.241.290.995

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTNONE1FAZ1.2427.14011703621.3883239626328409198399.10346752250.176616990110.1751171920550.1971570509216.4362721893
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
KeyRefinement Restraint Deviation
f_dihedral_angle_d18.2769173382
f_angle_d1.30150458931
f_chiral_restr0.0986929600171
f_bond_d0.0146660762839
f_plane_restr0.0105788361191
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms919
Nucleic Acid Atoms
Solvent Atoms95
Heterogen Atoms

Software

Software
Software NamePurpose
Cootmodel building
PHENIXrefinement
XDSdata reduction
XSCALEdata scaling
PHASERphasing