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Crystal structure of the heterodimeric complex of human RGS1 and activated Gi alpha 1
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2BV1 PDB IDs 2BV1 and 1Y3A used as starting models for RGS1 and GNAI1 respectively. experimental model PDB 1Y3A PDB IDs 2BV1 and 1Y3A used as starting models for RGS1 and GNAI1 respectively.
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.5 293 0.2M NaNO3, 0.1M bis-Tris propane, pH 6.5, 20 % PEG3350, 10 % Ethylene glycol, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.79 55.98
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 90.451 α = 90 b = 102.904 β = 90 c = 128.761 γ = 90
Symmetry Space Group P 21 21 21
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 225 mm CCD 2006-03-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X10SA 0.9789 SLS X10SA
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 2.55 50 98.5 39406
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 2.55 2.64 99
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-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 PDB IDs 2BV1 and 1Y3A used as starting models for RGS1 and GNAI1 respectively. 2.55 46.7 37274 37274 1976 98.42 0.22839 0.22839 0.2259 0.2252 0.27562 0.274 RANDOM 27.466
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] 1.52 -0.44 -1.08
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 38.469 r_dihedral_angle_4_deg 19.067 r_dihedral_angle_3_deg 15.847 r_dihedral_angle_1_deg 5.606 r_scangle_it 1.72 r_angle_refined_deg 1.354 r_scbond_it 1.164 r_angle_other_deg 0.964 r_mcangle_it 0.663 r_mcbond_it 0.391
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 38.469 r_dihedral_angle_4_deg 19.067 r_dihedral_angle_3_deg 15.847 r_dihedral_angle_1_deg 5.606 r_scangle_it 1.72 r_angle_refined_deg 1.354 r_scbond_it 1.164 r_angle_other_deg 0.964 r_mcangle_it 0.663 r_mcbond_it 0.391 r_symmetry_vdw_other 0.236 r_nbd_refined 0.215 r_symmetry_hbond_refined 0.214 r_metal_ion_refined 0.211 r_nbd_other 0.186 r_nbtor_refined 0.185 r_xyhbond_nbd_refined 0.135 r_symmetry_vdw_refined 0.108 r_mcbond_other 0.105 r_nbtor_other 0.088 r_chiral_restr 0.075 r_bond_refined_d 0.012 r_gen_planes_refined 0.004 r_bond_other_d 0.003 r_gen_planes_other 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7007 Nucleic Acid Atoms Solvent Atoms 134 Heterogen Atoms 68
Software Software Software Name Purpose REFMAC refinement HKL-2000 data scaling PHASER phasing