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Crystal structure of Mad1-Mad2 reveals a conserved Mad2 binding motif in Mad1 and Cdc20.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1DUJ
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.2 PROTEIN CONCENTRATION 7.5 MG/ML HANGING DROP METHOD, WELL=100 MM AMMONIUM SULPHATE, 100 MM AMMONIUM CITRATE PH 5.2, 10 MM DTT
Crystal Properties Matthews coefficient Solvent content 3.08 60
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 111.037 α = 90 b = 63.023 β = 111.65 c = 139.511 γ = 90
Symmetry Space Group P 1 21 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 287 CCD MARRESEARCH 2001-05-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF ESRF
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 2.05 25 99.2 0.038 18.2 3.2 113010 30.9
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 2.05 2.18 90 0.34 2.96
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 SIRAS THROUGHOUT 1DUJ 2.05 24.5 112652 5665 99.6 0.24 0.24 0.2379 0.268 0.266 RANDOM 63.8
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] 2.63 0.2 -0.43 -2.2
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 21.7 c_scangle_it 3.82 c_scbond_it 2.77 c_mcangle_it 2.29 c_angle_deg 1.9 c_improper_angle_d 1.76 c_mcbond_it 1.67 c_bond_d 0.013 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 21.7 c_scangle_it 3.82 c_scbond_it 2.77 c_mcangle_it 2.29 c_angle_deg 1.9 c_improper_angle_d 1.76 c_mcbond_it 1.67 c_bond_d 0.013 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 9300 Nucleic Acid Atoms Solvent Atoms 628 Heterogen Atoms
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling SnB phasing