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Crystal Structure of Two N-terminal Domains of Siglec-5 in Complex with 6'-Sialyllactose
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2ZG2 PDB ENTRY 2ZG2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8 277 20% MPEG 550, 0.1M TRIS, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 3.67 66.49
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 94.044 α = 90 b = 94.044 β = 90 c = 209.888 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 CCD MARMOSAIC 300 mm CCD 2005-11-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 22-ID 1.0000 APS 22-ID
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 2.7 50 0.054 20.4 10119 -3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2.7 2.8 0.446 3.9
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-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 2ZG2 2.7 25 10119 9768 517 96.5 0.246 0.2507 0.275 0.2746 RANDOM 107
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]
RMS Deviations Key Refinement Restraint Deviation c_scangle_it 3.123 c_mcangle_it 2.958 c_scbond_it 1.964 c_mcbond_it 1.668 c_angle_deg 1.33 c_bond_d 0.007 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na
RMS Deviations Key Refinement Restraint Deviation c_scangle_it 3.123 c_mcangle_it 2.958 c_scbond_it 1.964 c_mcbond_it 1.668 c_angle_deg 1.33 c_bond_d 0.007 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 c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1667 Nucleic Acid Atoms Solvent Atoms 41 Heterogen Atoms 21
Software Software Software Name Purpose HKL-2000 data collection PHASER phasing CNS refinement HKL-2000 data reduction SCALEPACK data scaling