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Structures of actin-bound WH2 domains of Spire and the implication for filament nucleation
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2HF4
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.6 277 0.2M Ammonium formate pH 6.6
20% PEG 3350, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.98 58.77
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 126.08 α = 90 b = 126.08 β = 90 c = 56.37 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 90 CCD MAR CCD 165 mm LN2 cooled fixed-exit Si(111) monochromator 2010-03-27 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X10SA 0.9792 SLS X10SA
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 50 76.2 0.067 29535 22506 2 2
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 2.3 38.5 0.269 3.9
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 MOLECULAR REPLACEMENT THROUGHOUT 2HF4 2 50 20832 1116 63.18 0.18726 0.18382 0.1831 0.25089 0.2451 RANDOM 42.81
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] 0.4 0.2 0.4 -0.59
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.995 r_dihedral_angle_4_deg 18.538 r_dihedral_angle_3_deg 15.937 r_dihedral_angle_1_deg 5.874 r_scangle_it 4.642 r_scbond_it 2.816 r_mcangle_it 1.652 r_angle_refined_deg 1.594 r_mcbond_it 0.868 r_chiral_restr 0.102
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.995 r_dihedral_angle_4_deg 18.538 r_dihedral_angle_3_deg 15.937 r_dihedral_angle_1_deg 5.874 r_scangle_it 4.642 r_scbond_it 2.816 r_mcangle_it 1.652 r_angle_refined_deg 1.594 r_mcbond_it 0.868 r_chiral_restr 0.102 r_bond_refined_d 0.018 r_gen_planes_refined 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2912 Nucleic Acid Atoms Solvent Atoms 138 Heterogen Atoms 32
Software Software Software Name Purpose MAR345 data collection MOLREP phasing REFMAC refinement XDS data reduction XSCALE data scaling