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Crystal structure of a trimeric exonuclease PhoExo I from Pyrococcus horikoshii OT3 at 1.52A resolution.
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8.9 293 PEG 6000
Crystal Properties Matthews coefficient Solvent content 2.38 48.34
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 112.065 α = 90 b = 112.065 β = 90 c = 202.282 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 95 CCD ADSC QUANTUM 270 2010-05-17 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PHOTON FACTORY BEAMLINE AR-NE3A 1.0000 Photon Factory AR-NE3A
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym I (Observed) Rrim I (All) Rpim I (All) 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 1.52 87.501 98.6 0.033 0.035 0.013 30.2 6.6 74001 74001 19.41
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Rpim I (All) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.52 1.6 91.1 0.536 0.536 0.332 1.5 3.1 9876
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 (DCC) Mean Isotropic B X-RAY DIFFRACTION FREE R-VALUE 1.52 19.696 1.02 73987 7019 95.14 0.1607 0.1597 0.1603 0.1804 0.1804 33.4
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 f_dihedral_angle_d 12.738 f_angle_d 1.08 f_chiral_restr 0.045 f_bond_d 0.007 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3550 Nucleic Acid Atoms Solvent Atoms 386 Heterogen Atoms 2
Software Software Software Name Purpose SCALA data scaling PHENIX refinement PDB_EXTRACT data extraction XDS data reduction SHARP phasing