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Crystal Structure of a Cross-linked Actin Dimer
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1QZ5 PDB Entry 1qz5
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.7 293 35% MPD, 100 mM sodium acetate pH 4.7, 20 mM calcium chloride, non-detergent sulfo-betaine, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.41 49.2
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 207.377 α = 90 b = 54.372 β = 98.62 c = 36.2 γ = 90
Symmetry Space Group C 1 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 315 2004-04-17 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.2.2 1.1 ALS 8.2.2
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 2.49 90 99.6 0.153 19.4 6.3 13943 13943 46.1
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 2.49 2.59 99 0.339 8.7 1390
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 MOLECULAR REPLACEMENT THROUGHOUT PDB Entry 1qz5 2.49 90 13257 13257 686 98.77 0.19707 0.19707 0.19436 0.1945 0.25011 0.2461 RANDOM 31.391
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] -2.85 -0.48 -0.92 3.63
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.357 r_dihedral_angle_4_deg 19.2 r_dihedral_angle_3_deg 15.868 r_dihedral_angle_1_deg 5.602 r_scangle_it 2.036 r_angle_refined_deg 1.524 r_scbond_it 1.352 r_mcangle_it 0.863 r_mcbond_it 0.523 r_nbtor_refined 0.302
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.357 r_dihedral_angle_4_deg 19.2 r_dihedral_angle_3_deg 15.868 r_dihedral_angle_1_deg 5.602 r_scangle_it 2.036 r_angle_refined_deg 1.524 r_scbond_it 1.352 r_mcangle_it 0.863 r_mcbond_it 0.523 r_nbtor_refined 0.302 r_nbd_refined 0.2 r_symmetry_hbond_refined 0.192 r_symmetry_vdw_refined 0.184 r_xyhbond_nbd_refined 0.123 r_metal_ion_refined 0.096 r_chiral_restr 0.089 r_bond_refined_d 0.011 r_gen_planes_refined 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2665 Nucleic Acid Atoms Solvent Atoms 52 Heterogen Atoms 89
Software Software Software Name Purpose REFMAC refinement Blu-Ice data collection SCALEPACK data scaling EPMR phasing