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CRYSTAL STRUCTURE OF THE S. CEREVISIAE DEXH HELICASE SKI2 BOUND TO AMPPNP
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7 3% (W/V) PEG3350, 0.1M HEPES PH 7.0, 5% (V/V) ETHYLENE GLYCOL
Crystal Properties Matthews coefficient Solvent content 2.8 56.2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 82.794 α = 90 b = 118.551 β = 90 c = 129.47 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 100 PIXEL DECTRIS PILATUS 6M 2009-11-24 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X10SA SLS X10SA
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 2.4 119 99.9 0.06 17 5.5 50510 3.1
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 2.4 2.53 99.9 0.6 3.1 5.6
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) 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 MAD NONE 2.4 39.43 50434 2563 99.79 0.2402 0.2384 0.2312 0.2754 0.2723
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] 24.0113 -0.8373 -5.0356
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 12.872 f_angle_d 0.635 f_chiral_restr 0.038 f_bond_d 0.003 f_plane_restr 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6503 Nucleic Acid Atoms Solvent Atoms 133 Heterogen Atoms 47
Software Software Software Name Purpose PHENIX refinement XDS data reduction SCALA data scaling PHENIX phasing SOLVE phasing