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Crystal Structure of the Complex of Phospholipase A2 with Corticosterone at 1.48 A Resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1FB2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 298 Ammonium sulphate, PEG 4000, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.3 46.62
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 51.18 α = 90 b = 51.18 β = 90 c = 47.96 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 77 CCD MARRESEARCH mirror 2014-02-24 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM14 0.97 ESRF BM14
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 1.48 50 93.4 0.142 4.1 19398
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 1.48 1.56 91.5 0.385 2.1
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1FB2 1.48 25.49 19398 18400 994 93.13 0.22086 0.22086 0.21906 0.2283 0.25546 0.2716 RANDOM 25.861
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] 2.57 2.57 -5.15
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 38.588 r_dihedral_angle_3_deg 16.083 r_dihedral_angle_4_deg 15.503 r_dihedral_angle_1_deg 7.04 r_angle_refined_deg 2.032 r_chiral_restr 0.127 r_bond_refined_d 0.013 r_gen_planes_refined 0.01
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 944 Nucleic Acid Atoms Solvent Atoms 204 Heterogen Atoms 25
Software Software Software Name Purpose HKL-2000 data collection AMoRE phasing REFMAC refinement MOSFLM data reduction SCALA data scaling