1RHQ

CRYSTAL STRUCTURE OF THE COMPLEX OF CASPASE-3 WITH A BROMOMETHOXYPHENYL INHIBITOR


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1PAUProtein part of 1pau.pdb

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP4.932937.8% PEG-6000, 100 mM citrate, 120 mM ZnCl(2), 10 mM DTT, 3 mM NaN(3), pH 4.93, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.5952.48

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 110.3α = 90
b = 96.9β = 128.06
c = 70.9γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray293AREA DETECTORSIEMENS1998-04-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RU2001.54178

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
12.9992096.770.0615.221.391187011487
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)
12.9993.10688.70.1632.031.21034

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTProtein part of 1pau.pdb32099649964102084.40.2730.354RANDOM11.8
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]
6.564.482.42-8.97
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d24.2
c_scangle_it10.78
c_mcangle_it9.47
c_scbond_it7.3
c_mcbond_it6.1
c_angle_deg1.6
c_improper_angle_d0.81
c_bond_d0.009
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3740
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms72

Software

Software
Software NamePurpose
CNXrefinement
X-GENdata reduction
SAINTdata scaling
X-PLORphasing