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Crystal Structure of Photosystem I: a Photosynthetic Reaction Center and Core Antenna System from Cyanobacteria
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 MICRODIALYSIS 6.4 277 beta-dodecylmaltoside, magnesium sulfate, pH 6.4, MICRODIALYSIS, temperature 277K
Crystal Properties Matthews coefficient Solvent content 7.32 83.2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 281 α = 90 b = 281 β = 90 c = 165.2 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 100 IMAGE PLATE MARRESEARCH 1998-11-20 M SINGLE WAVELENGTH 2 1 x-ray 100 IMAGE PLATE MARRESEARCH 1998-11-20 M SINGLE WAVELENGTH 1,2 1
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID2 0.99 ESRF ID2 2 SYNCHROTRON ESRF BEAMLINE ID2 0.99 ESRF ID2
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 2.5 30 97.1 0.064 14 3.6 246961 246961 -3 48
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 2.5 2.59 88.9 0.248 2.9 2.2 22495
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MIR THROUGHOUT 2.5 30 233377 233377 4743 93.3 0.199 0.199 0.199 0.217 random 46.7
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 c_dihedral_angle_d 19.61 c_angle_deg 1.547 c_improper_angle_d 1.29 c_bond_d 0.013
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 17394 Nucleic Acid Atoms Solvent Atoms 201 Heterogen Atoms 6603
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling SHARP phasing CNS refinement