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Refined Structure of Plant-type [2Fe-2S] Ferredoxin I from Aphanothece sacrum at 1.46 A Resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1FXI PDB ENTRY 1FXI
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 MICRODIALYSIS 7.5 277 70-80% ammonium sulfate, 0.1M TRIS, 0.7M sodium chloride, pH 7.5, MICRODIALYSIS, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.36 47.79
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 92.027 α = 90 b = 92.027 β = 90 c = 46.286 γ = 90
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD RAYONIX MX225HE 2010-12-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL32XU 1.00 SPring-8 BL32XU
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 1.46 25 99 0.05 5.7 66810 20.2
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.46 1.51 99.6 0.383 5.5
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 PDB ENTRY 1FXI 1.46 24.64 63524 63524 3215 93.9 0.196 0.187 0.187 0.1828 0.224 0.2187 RANDOM 28
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] -5.52 -5.52 11.04
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 26.4 c_scangle_it 7.78 c_scbond_it 6.54 c_mcangle_it 5.08 c_mcbond_it 4.1 c_angle_deg 2.6 c_improper_angle_d 1.8 c_bond_d 0.027
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2904 Nucleic Acid Atoms Solvent Atoms 485 Heterogen Atoms 26
Software Software Software Name Purpose BSS data collection CNS refinement HKL-2000 data reduction HKL-2000 data scaling CNS phasing