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PHOSPHOLIPASE A2 (PLA2) FROM NAJA NAJA VENOM
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1PSH PDB ENTRY 1PSH
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 295.5 UNBUFFERED 32.5% MONOMETHYL PEG 5K AND 0.17M SODIUM CITRATE AT 22.5 DEGREES C., temperature 295.5K
Crystal Properties Matthews coefficient Solvent content 2.67 53.4
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 67.22 α = 90 b = 73.48 β = 90 c = 87.52 γ = 90
Symmetry Space Group P 21 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 287 AREA DETECTOR XUONG-HAMLIN MULTIWIRE 1995-06-19 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU
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 2.5 72.5 79 0.064 8.7 2.5 12166 2 14.7
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) 2.5 2.69 73 0.24 2 1.4
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT POST REFINEMENT PDB ENTRY 1PSH 2.65 8 2 9506 1029 72.4 0.21 0.21 0.2015 0.26 RANDOM 16.3
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]
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 24.2 x_angle_deg 1.69 x_improper_angle_d 1.49 x_bond_d 0.014 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 24.2 x_angle_deg 1.69 x_improper_angle_d 1.49 x_bond_d 0.014 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d_na x_improper_angle_d_prot x_mcbond_it x_mcangle_it x_scbond_it x_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2784 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose UCSD data collection UCSD data reduction X-PLOR model building X-PLOR refinement UCSD data scaling X-PLOR phasing