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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 1NWK
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 5.9 277 0.2 Magnesium formate pH 5.9
20% PEG 3350
, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.16 43.06
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 52.96 α = 90 b = 71.81 β = 90 c = 100.72 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 90 CCD MAR CCD 165 mm LN2 cooled fixed-exit Si(111) monochromator 2009-09-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X10SA 0.9801 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 1.5 50 79 0.049 62290 49209 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) 1.5 1.6 38.1 0.203 4.4
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 1NWK 1.5 39.25 46688 2511 79.04 0.17386 0.17164 0.1696 0.216 0.2125 RANDOM 19.832
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] -0.34 -0.06 0.4
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.952 r_dihedral_angle_4_deg 21.669 r_dihedral_angle_3_deg 15.76 r_dihedral_angle_1_deg 11.942 r_scangle_it 5.606 r_scbond_it 3.628 r_angle_refined_deg 2.403 r_mcangle_it 2.389 r_mcbond_it 1.459 r_chiral_restr 0.382
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.952 r_dihedral_angle_4_deg 21.669 r_dihedral_angle_3_deg 15.76 r_dihedral_angle_1_deg 11.942 r_scangle_it 5.606 r_scbond_it 3.628 r_angle_refined_deg 2.403 r_mcangle_it 2.389 r_mcbond_it 1.459 r_chiral_restr 0.382 r_bond_refined_d 0.027 r_gen_planes_refined 0.015
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2870 Nucleic Acid Atoms Solvent Atoms 489 Heterogen Atoms 59
Software Software Software Name Purpose MAR345 data collection MOLREP phasing REFMAC refinement XDS data reduction XSCALE data scaling