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Crystal structure of human STING ectodomain in complex with BI 7446, a potent cyclic dinucleotide STING agonist with broad-spectrum variant activity for the treatment of cancer
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4KSY
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.5 293 20% polyethelene glycol 3350, 200mM tri-sodium citrate
Crystal Properties Matthews coefficient Solvent content 2.19 43.75
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 89.698 α = 90 b = 77.593 β = 98.08 c = 35.975 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 100 PIXEL DECTRIS PILATUS 300K 2017-08-30 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X06SA 1.000000 SLS X06SA
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 2.094 58.43 62.8 0.051 0.051 17.2 5.4 9077
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.094 2.332 11.4 1.288 1.288 1.3 6.4
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) 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 2.094 58.43 9077 422 62.8 0.2411 0.2401 0.2623 0.2519 RANDOM 76.29
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] -5.0753 3.591 4.2326 0.8427
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 16.18 t_omega_torsion 2.57 t_angle_deg 0.89 t_bond_d 0.007 t_dihedral_angle_d t_gen_planes t_it t_chiral_improper_torsion t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1465 Nucleic Acid Atoms Solvent Atoms 30 Heterogen Atoms 44
Software Software Software Name Purpose BUSTER refinement autoPROC data reduction XDS data reduction autoPROC data scaling Aimless data scaling STARANISO data scaling PHASER phasing