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CRYSTAL STRUCTURE OF CASPASE-3 WITH A NICOTINIC ACID ALDEHYDE INHIBITOR
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1PAU PDB ENTRY 1PAU
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.3 293 12% PEG 5000, 100mM Citrate, 10mM DTT, 3mM NaN(3), pH 5.3, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.45 49.87
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 69.78 α = 90 b = 83.76 β = 90 c = 95.91 γ = 90
Symmetry Space Group I 2 2 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 293 AREA DETECTOR SIEMENS 1997-04-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU200 1.5418
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) 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 2.5 20 0.065 4.16 1.91 10056 9319 15.1
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.5 2.59 48.2 0.261 3.65 1.2
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1PAU 2.5 19.89 8560 896 85.5 0.194 0.261 0.1917 RANDOM 20.5
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] 0.24 3.07 -3.31
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.6 c_scangle_it 3.12 c_scbond_it 2.1 c_mcangle_it 2.07 c_angle_deg 1.4 c_mcbond_it 1.24 c_improper_angle_d 1.18 c_bond_d 0.007 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.6 c_scangle_it 3.12 c_scbond_it 2.1 c_mcangle_it 2.07 c_angle_deg 1.4 c_mcbond_it 1.24 c_improper_angle_d 1.18 c_bond_d 0.007 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1869 Nucleic Acid Atoms Solvent Atoms 26 Heterogen Atoms 17
Software Software Software Name Purpose CNX refinement SAINT data scaling X-PLOR phasing