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STRUCTURE OF THE TWO AMINO-TERMINAL DOMAINS OF HUMAN INTERCELLULAR ADHESION MOLECULE-1, ICAM-1
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1ZXQ ICAM-2, PDB ENTRY 1ZXQ
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.5 PROTEIN IN 10 MM TRIS, PH 7.5, 25 MM NACL, WAS CRYSTALLIZED FROM 20% PEG 4000 IN 10 MM TRIS AS PRECIPITANT
Crystal Properties Matthews coefficient Solvent content 2.65 53.56
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 41.857 α = 90 b = 124.736 β = 90 c = 83.186 γ = 90
Symmetry Space Group C 2 2 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 120 CCD 1995-02-26 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON CHESS BEAMLINE A1 CHESS A1
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 2.1 20 81.1 0.036 24.15 3 10629 2 25.1
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 2.1 2.17 33.4 0.059 10.21 0.3
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 Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT, MIR, PHASE RECOMBINATION THROUGHOUT ICAM-2, PDB ENTRY 1ZXQ 2.1 5 9599 971 79.5 0.214 0.214 0.2254 0.303 RANDOM 24.6
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] 3.7699 -0.906 -2.8639
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 28.2 x_scangle_it 2.71 x_scbond_it 2.12 x_mcangle_it 1.81 x_angle_deg 1.7 x_improper_angle_d 1.6 x_mcbond_it 1.27 x_bond_d 0.009 x_bond_d_na x_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 28.2 x_scangle_it 2.71 x_scbond_it 2.12 x_mcangle_it 1.81 x_angle_deg 1.7 x_improper_angle_d 1.6 x_mcbond_it 1.27 x_bond_d 0.009 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d_na x_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1436 Nucleic Acid Atoms Solvent Atoms 147 Heterogen Atoms 14
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling X-PLOR model building X-PLOR refinement X-PLOR phasing