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Structure of the Tropomyosin Overlap Complex from Chicken Smooth Muscle
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1FU1 PDB ENTRY 1FU1
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 293 18% MePEG 2000, 100 mM Bis-Tris, 120 mM MgSO4
, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 3.35 63.33
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 96.564 α = 90 b = 96.564 β = 90 c = 162.993 γ = 90
Symmetry Space Group P 41 21 2
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 SBC-3 2009-08-06 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 19-BM 0.9793 APS 19-BM
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 2.2 30 99.3 0.057 49.6 18.6 39926 39647 -3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2.2 2.24 99.2 5.8 17.9
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 (Observed) R-Work (Depositor) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1FU1 2.2 30 37847 37461 1982 98.98 0.20913 0.20699 0.25049 0.2566 RANDOM 49.235
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] 0.82 0.82 -1.64
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.902 r_dihedral_angle_3_deg 15.184 r_dihedral_angle_4_deg 14.225 r_scangle_it 10.197 r_scbond_it 6.787 r_mcangle_it 6.023 r_dihedral_angle_1_deg 4.586 r_mcbond_it 3.702 r_angle_refined_deg 1.016 r_chiral_restr 0.069
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.902 r_dihedral_angle_3_deg 15.184 r_dihedral_angle_4_deg 14.225 r_scangle_it 10.197 r_scbond_it 6.787 r_mcangle_it 6.023 r_dihedral_angle_1_deg 4.586 r_mcbond_it 3.702 r_angle_refined_deg 1.016 r_chiral_restr 0.069 r_bond_refined_d 0.008 r_gen_planes_refined 0.003 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3421 Nucleic Acid Atoms Solvent Atoms 398 Heterogen Atoms 9
Software Software Software Name Purpose ADSC data collection MOLREP phasing REFMAC refinement HKL-3000 data reduction HKL-3000 data scaling