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Crystal structure of the alpha-X beta2 integrin I domain
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details other In-house structure of a Mac1 I domain
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5 293 ammonium sulfate, glycerol, sodium acetate, EDTA, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.7 54.03
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 84.694 α = 90 b = 84.694 β = 90 c = 65.776 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 IMAGE PLATE MARRESEARCH osmic mirrors 2001-10-18 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE ENRAF-NONIUS 1.54178
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 1.65 30 99.9 0.061 14.9 5.4 32357 20.7
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) 1.65 1.71 100 0.229 3199
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 In-house structure of a Mac1 I domain 1.65 27.72 32357 32311 1601 99.8 0.209 0.209 0.208 0.2082 0.225 0.2239 RANDOM 23.5
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] -2.05 -0.74 -2.05 4.1
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.2 c_scangle_it 3.45 c_scbond_it 2.23 c_mcangle_it 1.98 c_mcbond_it 1.24 c_angle_deg 1.2 c_improper_angle_d 0.72 c_bond_d 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1513 Nucleic Acid Atoms Solvent Atoms 291 Heterogen Atoms
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling CNS refinement CNX refinement CNS phasing