4FDL

Crystal structure of Caspase-7


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP5.52770.1 M sodium citrate, pH 5.0-5.7, 1.9 M sodium formate, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
3.0359.39

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 88.423α = 90
b = 88.423β = 90
c = 185.523γ = 120
Symmetry
Space GroupP 32 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 165 mm2010-10-06MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X4C1.00NSLSX4C

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)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
12.85092.70.0838.44.61986252.77
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.82.9710.464.71492

Refinement

Statistics
Diffraction IDStructure Solution 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 REPLACEMENTPDB ENTRY 3IBF2.80139.911.3519774101492.50.19470.19230.239462.1505
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]
12.363712.3637-24.7274
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.22
f_angle_d1.201
f_chiral_restr0.084
f_bond_d0.009
f_plane_restr0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3759
Nucleic Acid Atoms
Solvent Atoms74
Heterogen Atoms

Software

Software
Software NamePurpose
SCALEPACKdata scaling
MOLREPphasing
PHENIXrefinement
PDB_EXTRACTdata extraction
HKL-2000data reduction