3R7B

Caspase-2 bound to one copy of Ac-DVAD-CHO


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP72980.1M HEPES (pH 7.0), 15% PEG 3350, 3mM DTT, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.3948.58

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 63.002α = 90
b = 96.862β = 90
c = 97.936γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2009-11-06MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 8.3.11.11ALS8.3.1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.8501005595455954-3
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.81.83100

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1.8505595452822282099.240.181060.179170.21698RANDOM20.424
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]
1.2-1.07-0.13
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.563
r_dihedral_angle_4_deg13.391
r_dihedral_angle_3_deg12.017
r_dihedral_angle_1_deg5.616
r_scangle_it4.328
r_scbond_it2.615
r_mcangle_it1.751
r_angle_refined_deg1.372
r_mcbond_it0.909
r_chiral_restr0.094
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.563
r_dihedral_angle_4_deg13.391
r_dihedral_angle_3_deg12.017
r_dihedral_angle_1_deg5.616
r_scangle_it4.328
r_scbond_it2.615
r_mcangle_it1.751
r_angle_refined_deg1.372
r_mcbond_it0.909
r_chiral_restr0.094
r_bond_refined_d0.013
r_gen_planes_refined0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3950
Nucleic Acid Atoms
Solvent Atoms441
Heterogen Atoms

Software

Software
Software NamePurpose
Blu-Icedata collection
MOLREPphasing
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling