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Crystal structure of the complex formed between russell's viper phospholipase A2 and an antiinflammatory agent oxyphenbutazone at 1.6A resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1FB2 1FB2.pdb
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 298 30% PEG 4000, 0.2M ammonium sulphate,30% Methanol, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.48 50.47
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 53 α = 90 b = 53 β = 90 c = 48.2 γ = 90
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 293 IMAGE PLATE MARRESEARCH Mirror 2003-05-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU200 1.541812
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 1.6 20 98.3 0.073 21.8 15926 15926 25.3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.6 1.7 88.3 0.218 2.5 377
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1FB2.pdb 1.6 18.74 15926 14020 704 98.3 0.209 0.209 0.209 0.213 RANDOM 30.2
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] 0.88 0.88 -1.75
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.7 c_scangle_it 2.14 c_mcangle_it 1.76 c_angle_deg 1.4 c_scbond_it 1.35 c_mcbond_it 1.02 c_improper_angle_d 0.81 c_bond_d 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 944 Nucleic Acid Atoms Solvent Atoms 111 Heterogen Atoms 36
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling AMoRE phasing