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Structure of a 60 nM Small Molecule Bound to a Hot Spot on IL-2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.9 298 0.05 M Zinc Acetate, 0.075 M Magnesium Chloride, 18% (w/v) Polyethylene Glycol 10K, 0.1M Sodium Cacodylate, pH 5.9. , VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.2 44.11
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 59.982 α = 90 b = 52.448 β = 106.34 c = 89.469 γ = 90
Symmetry Space Group P 1 21 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 93 CCD 2003-01-24 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL7-1 1.08 SSRL BL7-1
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 2.8 15 97 13660 15034
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.8 2.91 97.3
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 2.8 15 13660 12442 640 98.43 0.273 0.27343 0.27105 0.2668 0.31961 0.3189 RANDOM 21.459
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] 3.84 3.67 -2.69 0.92
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 3.556 r_mcangle_it 1.504 r_angle_refined_deg 1.233 r_scangle_it 1.164 r_mcbond_it 0.826 r_scbond_it 0.685 r_nbd_refined 0.141 r_symmetry_vdw_refined 0.105 r_xyhbond_nbd_refined 0.087 r_symmetry_hbond_refined 0.073
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 3.556 r_mcangle_it 1.504 r_angle_refined_deg 1.233 r_scangle_it 1.164 r_mcbond_it 0.826 r_scbond_it 0.685 r_nbd_refined 0.141 r_symmetry_vdw_refined 0.105 r_xyhbond_nbd_refined 0.087 r_symmetry_hbond_refined 0.073 r_chiral_restr 0.042 r_bond_refined_d 0.013 r_gen_planes_refined 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3832 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 183
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction d*TREK data scaling AMoRE phasing