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Crystal Structure of the Coiled-coil Dimerization Motif of Sir4
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6 295 PEG 3350, MES, MgCl2, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Crystal Properties Matthews coefficient Solvent content 3.49 64.78
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 108.64 α = 90 b = 108.64 β = 90 c = 74.75 γ = 120
Symmetry Space Group P 65 2 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 110 CCD ADSC QUANTUM 4 toroidal mirror 2001-06-21 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X12C 0.97827, 0.978423, 0.95 NSLS X12C
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 3.1 47.14 95 0.066 33.3 11.2 5054 4796 1 1
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 3.1 3.21 97.2 0.303 9.2 5.6
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 MAD THROUGHOUT 3.1 47.14 1 5054 4290 501 100 0.27254 0.27254 0.27074 0.2357 0.28797 0.2632 RANDOM 54.993
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] 2.18 1.09 2.18 -3.26
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 4.448 r_angle_refined_deg 1.184 r_nbd_refined 0.263 r_symmetry_vdw_refined 0.207 r_xyhbond_nbd_refined 0.126 r_symmetry_hbond_refined 0.114 r_chiral_restr 0.073 r_bond_refined_d 0.013 r_gen_planes_refined 0.004 r_bond_other_d
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 4.448 r_angle_refined_deg 1.184 r_nbd_refined 0.263 r_symmetry_vdw_refined 0.207 r_xyhbond_nbd_refined 0.126 r_symmetry_hbond_refined 0.114 r_chiral_restr 0.073 r_bond_refined_d 0.013 r_gen_planes_refined 0.004 r_bond_other_d r_angle_other_deg r_dihedral_angle_2_deg r_gen_planes_other r_nbd_other r_nbtor_other r_xyhbond_nbd_other r_symmetry_vdw_other r_symmetry_hbond_other r_mcbond_it r_mcangle_it r_scbond_it r_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 592 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement DENZO data reduction SCALEPACK data scaling SOLVE phasing