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Crystal structure of high-potential iron-sulfur protein from Thermochromatium tepidum at 0.7 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 1.51 32.61
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 46.509 α = 90 b = 58.959 β = 90 c = 23.415 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 0.7 50 94.7 0.055 57.2 6.2 96778
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 0.7 0.73 61.7 0.156 8.9 1.9 6229
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1IUA 0.7 50 96693 96693 8561 94.7 0.0666 0.0658 0.0658 0.0667 0.074 0.0768 RANDOM FROM 0.8 TO 0.7 ANGSTROM RESOLUTION
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 38 544.02 744.38
RMS Deviations Key Refinement Restraint Deviation s_angle_d 2.8 s_bond_d 0.028 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 162 Heterogen Atoms 29
Software Software Software Name Purpose SHELX model building SHELXL-97 refinement HKL-2000 data reduction HKL-2000 data scaling MOLREP phasing