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Structure of the complex formed between Phospholipase A2 and 4-methoxybenzoic acid at 1.3A 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 7.8 297 0.2M Ammonium sulphate, 50% PEG, pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 297K
Crystal Properties Matthews coefficient Solvent content 2.4 48
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 52.57 α = 90 b = 52.57 β = 90 c = 47.823 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 203 CCD MARRESEARCH MIRROR 2003-09-29 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X31 EMBL/DESY, HAMBURG X31
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 1.3 20 94.1 0.119 8.8 8.7 28771 28771 19.4
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) 1.3 1.36 99.4 0.42 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-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1FB2 1.35 20 28771 25474 1364 93.28 0.2147 0.20986 0.20822 0.24267 RANDOM 20.353
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] 0.34 0.34 -0.68
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_3_deg 17.632 r_dihedral_angle_1_deg 3.417 r_scangle_it 3.112 r_scbond_it 2.15 r_angle_refined_deg 1.781 r_mcangle_it 1.771 r_mcbond_it 1.032 r_angle_other_deg 0.906 r_nbd_refined 0.438 r_symmetry_hbond_refined 0.243
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_3_deg 17.632 r_dihedral_angle_1_deg 3.417 r_scangle_it 3.112 r_scbond_it 2.15 r_angle_refined_deg 1.781 r_mcangle_it 1.771 r_mcbond_it 1.032 r_angle_other_deg 0.906 r_nbd_refined 0.438 r_symmetry_hbond_refined 0.243 r_nbd_other 0.21 r_symmetry_vdw_refined 0.196 r_xyhbond_nbd_refined 0.177 r_symmetry_vdw_other 0.176 r_xyhbond_nbd_other 0.156 r_chiral_restr 0.096 r_bond_refined_d 0.016 r_gen_planes_refined 0.009 r_gen_planes_other 0.005 r_bond_other_d 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 944 Nucleic Acid Atoms Solvent Atoms 209 Heterogen Atoms 36
Software Software Software Name Purpose REFMAC refinement HKL-2000 data reduction SCALEPACK data scaling AMoRE phasing