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Msx-1 Homeodomain/DNA Complex Structure
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other Even-Skipped Homeodomain/DNA complex
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.6 298 PEG 4000, Sodium Acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.34 55
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 33.6 α = 90 b = 60.96 β = 90 c = 82.3 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 123 IMAGE PLATE RIGAKU RAXIS IIC Osmic confocal maxflux mirrors 1997-05-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU200
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 40 98.9 0.062 17.3 11 130352 11914 -1 -3 27.2
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) 2 2.07 97.7 0.542 2.6
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (I) 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-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT Even-Skipped Homeodomain/DNA complex 2.2 21.25 2 2 10391 8007 836 88.4 0.2119 0.205 0.205 0.274 RANDOM 38.3
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] 18.91 -5.33 -13.58
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 20 c_angle_deg 2.5 c_scangle_it 2.29 c_improper_angle_d 2.01 c_mcangle_it 1.71 c_scbond_it 1.49 c_mcbond_it 1.09 c_bond_d 0.026
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 476 Nucleic Acid Atoms 590 Solvent Atoms 153 Heterogen Atoms
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling AMoRE phasing CNS refinement