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Crystal structure of the ankyrin binding domain of human erythroid beta spectrin (repeats 13-15) in complex with the spectrin binding domain of human erythroid ankyrin (ZU5-ANK)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 283 Protein complex at 7.5 mg/mL mixed 1:1 with 0.05 M MES pH 6.5, 0.2 M ammonium acetate, 0.01 M calcium chloride, 10% PEG-4000, 5 mM dithiothreitol, VAPOR DIFFUSION, HANGING DROP, temperature 283K
Crystal Properties Matthews coefficient Solvent content 2.71 54.54
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 90.45 α = 90 b = 95.66 β = 90 c = 137.93 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 100 CCD RAYONIX MX-225 2008-12-21 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 21-ID-F 0.97872 APS 21-ID-F
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 2.75 40 96.5 0.047 20.2 3.9 31768 30405 33.3
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 2.75 2.87 98 0.308 4.6 4
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) 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 SAD THROUGHOUT 2.75 37.82 28791 1572 95.7 0.24728 0.24483 0.2382 0.29216 0.2838 RANDOM 33.255
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] -0.44 -0.03 0.47
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.124 r_dihedral_angle_4_deg 20.046 r_dihedral_angle_3_deg 18.07 r_dihedral_angle_1_deg 8.627 r_scangle_it 3.4 r_scbond_it 1.939 r_angle_refined_deg 1.475 r_mcangle_it 1.127 r_mcbond_it 0.547 r_chiral_restr 0.105
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.124 r_dihedral_angle_4_deg 20.046 r_dihedral_angle_3_deg 18.07 r_dihedral_angle_1_deg 8.627 r_scangle_it 3.4 r_scbond_it 1.939 r_angle_refined_deg 1.475 r_mcangle_it 1.127 r_mcbond_it 0.547 r_chiral_restr 0.105 r_bond_refined_d 0.014 r_gen_planes_refined 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7076 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose MAR345 data collection SHARP phasing REFMAC refinement XDS data reduction SCALA data scaling