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2.0 Angstrom Crystal Structure of Manganese Protoporphyrin IX-reconstituted Ovine Prostaglandin H2 Synthase-1 Complexed With Flurbiprofen
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1EQH PDB entry 1EQH
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.7 291 20MM SODIUM PHOSPHATE, 100-200MM NACL, 0.6% BOG, 1MM NSAID AGAINST RESERVOIR OF 4-8% PEG-4000, pH 6.7, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties Matthews coefficient Solvent content 4.44 72.28
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 98.931 α = 90 b = 206.55 β = 90 c = 221.553 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 180 CCD ADSC QUANTUM 4 2002-09-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X25 1.099 NSLS X25
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 50 99.9 0.087 7.1 5.6 152014 151982 26.3
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 2.13 100 0.436 2.4 5.6
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-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB entry 1EQH 2 43.33 152439 151982 11371 99.7 0.218 0.2047 0.237 0.2236 RANDOM 32.8
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] -1.42 -0.68 2.1
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 21.6 c_scangle_it 2.06 c_angle_deg 2 c_scbond_it 1.31 c_mcangle_it 1.21 c_improper_angle_d 1.09 c_mcbond_it 0.74 c_bond_d 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 8984 Nucleic Acid Atoms Solvent Atoms 891 Heterogen Atoms 570
Software Software Software Name Purpose CNS refinement PDB_EXTRACT data extraction ADSC data collection d*TREK data scaling CNS phasing