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Crystal Structure of High-Potential Iron-Sulfur Protein from Thermochromatium tepidum at 0.72 angstrom resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1IUA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4 293 1.9M ammonium sulfate, 10mM dithiothreitol, 100mM sodium citrate, pH 4.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 1.82 32.6
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 46.463 α = 90 b = 58.96 β = 90 c = 23.432 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 93 CCD ADSC QUANTUM 315 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL41XU 0.71 SPring-8 BL41XU
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 0.72 50 91.8 0.054 41.9 6.5 157203 1.34
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 0.72 0.74 54 0.194 5.1 3 3293
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1IUA 0.72 50 149316 7875 91.8 0.0688 0.0682 0.0758 0.0789 THE SAME REFLECTIONS AS THOSE OF 3A38
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]
Coordinate Error Structure Solution Method Refinement High Resolution Refinement Low Resolution 31 564.78 766.18
RMS Deviations Key Refinement Restraint Deviation s_angle_d 2.5 s_bond_d 0.024 s_similar_dist s_from_restr_planes s_zero_chiral_vol s_non_zero_chiral_vol s_anti_bump_dis_restr s_rigid_bond_adp_cmpnt s_similar_adp_cmpnt s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 616 Nucleic Acid Atoms Solvent Atoms 163 Heterogen Atoms 46
Software Software Software Name Purpose SHELX model building SHELXL-97 refinement DENZO data reduction SCALEPACK data scaling MOLREP phasing