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The crystal structure of the spinach plastocyanin double mutant G8D/L12E gives insight into its low reactivity towards photosystem 1 and cytochrome f
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1AG6 PDB ENTRY 1AG6
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.5 300 32% PEG 3350, 0.25M MgCl2, 0.1M Na-ascorbate, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 300K
Crystal Properties Matthews coefficient Solvent content 2.32 46.6
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 74.761 α = 90 b = 74.761 β = 90 c = 31.383 γ = 120
Symmetry Space Group P 31 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 MARRESEARCH 2001-05-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON MAX II BEAMLINE I711 0.991 MAX II I711
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 19.28 91 0.079 21.88 10.8 6938 6400 -3 2 26.7
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) 2 2.1 91.6 0.298 7.06 7.6 860
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 1AG6 2 19.28 -3 6244 6244 692 99.34 0.1881 0.1881 0.18322 0.1905 0.23232 0.2409 RANDOM 21.337
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] -1.23 -0.62 -1.23 1.85
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 5.994 r_scangle_it 4.694 r_scbond_it 2.824 r_mcangle_it 2.017 r_angle_refined_deg 1.693 r_mcbond_it 1.158 r_angle_other_deg 0.786 r_symmetry_vdw_refined 0.306 r_symmetry_vdw_other 0.289 r_nbd_other 0.245
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 5.994 r_scangle_it 4.694 r_scbond_it 2.824 r_mcangle_it 2.017 r_angle_refined_deg 1.693 r_mcbond_it 1.158 r_angle_other_deg 0.786 r_symmetry_vdw_refined 0.306 r_symmetry_vdw_other 0.289 r_nbd_other 0.245 r_nbd_refined 0.207 r_xyhbond_nbd_refined 0.187 r_symmetry_hbond_refined 0.133 r_nbtor_other 0.091 r_chiral_restr 0.088 r_bond_refined_d 0.019 r_gen_planes_refined 0.007 r_gen_planes_other 0.005 r_bond_other_d 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 738 Nucleic Acid Atoms Solvent Atoms 40 Heterogen Atoms 1
Software Software Software Name Purpose REFMAC refinement XDS data reduction XSCALE data scaling