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Crystal structure of PsbQ polypeptide of photosystem II from higher plants
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.2 298 50 mM Tris, 50 mM NaCl, 5 mM Zn2+, pH 7.2, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.58 51.97
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 50.282 α = 90 b = 50.282 β = 90 c = 94.067 γ = 120
Symmetry Space Group P 32 2 1
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 ADSC QUANTUM 210 2002-02-15 M MAD 2 1 100 CCD MARRESEARCH 2001-09-04 3 1 100 CCD ADSC QUANTUM 4 2002-04-09
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID29 0.93, 1.282, 1.284 ESRF ID29 2 SYNCHROTRON ELETTRA BEAMLINE 5.2R 1.2 ELETTRA 5.2R 3 SYNCHROTRON ESRF BEAMLINE ID14-4 0.9393 ESRF ID14-4
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 1.95 43.55 98.1 0.11 0.11 3.3 6.2 10333 10333 40.4
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.95 2.06 90.9 0.33 0.33 1.2 5.3 1340
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MAD THROUGHOUT 1.95 43.55 10333 10307 1062 97.8 0.229 0.227 0.227 0.235 0.268 0.2677 RANDOM 59.2
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] -4.56 2.22 -6.75 11.31
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 20.3 c_scangle_it 4.03 c_mcangle_it 2.84 c_scbond_it 2.42 c_mcbond_it 1.61 c_angle_deg 1.5 c_improper_angle_d 0.97 c_bond_d 0.009 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 20.3 c_scangle_it 4.03 c_mcangle_it 2.84 c_scbond_it 2.42 c_mcbond_it 1.61 c_angle_deg 1.5 c_improper_angle_d 0.97 c_bond_d 0.009 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 876 Nucleic Acid Atoms Solvent Atoms 73 Heterogen Atoms 1
Software Software Software Name Purpose CNS refinement MOSFLM data reduction CCP4 data scaling SOLVE phasing