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Structural Basis for the Inhibition of Insulin-like Growth Factors by IGF Binding Proteins
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2DSQ
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8 290 1M lithium sulfate monohydrate, 2% PEG 8000, VAPOR DIFFUSION, SITTING DROP, temperature 290K
Crystal Properties Matthews coefficient Solvent content 2.15 42.72
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 74.4 α = 90 b = 50.25 β = 115.3 c = 64.3 γ = 90
Symmetry Space Group C 1 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 90 CCD ADSC QUANTUM 4 mirrors 2003-06-26 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID29 0.97 ESRF ID29
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 30 94 13115 12370 2 2
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2.1 2.2 68.8
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 2DSQ 2.1 20 2 12370 11757 602 97.72 0.20173 0.19906 0.25641 0.2678 RANDOM 20.537
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] 0.28 0.06 -0.1 -0.13
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.295 r_dihedral_angle_3_deg 16.293 r_dihedral_angle_4_deg 15.441 r_dihedral_angle_1_deg 6.034 r_angle_refined_deg 1.085 r_nbtor_refined 0.283 r_nbd_refined 0.177 r_symmetry_vdw_refined 0.176 r_xyhbond_nbd_refined 0.105 r_symmetry_hbond_refined 0.093
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.295 r_dihedral_angle_3_deg 16.293 r_dihedral_angle_4_deg 15.441 r_dihedral_angle_1_deg 6.034 r_angle_refined_deg 1.085 r_nbtor_refined 0.283 r_nbd_refined 0.177 r_symmetry_vdw_refined 0.176 r_xyhbond_nbd_refined 0.105 r_symmetry_hbond_refined 0.093 r_chiral_restr 0.068 r_bond_refined_d 0.007 r_gen_planes_refined 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1604 Nucleic Acid Atoms Solvent Atoms 241 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement XDS data reduction XSCALE data scaling MOLREP phasing