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Crystal Structure of the Cytoplasmic Domain of G-protein Activated Inward Rectifier Potassium Channel 1
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7 277 DTT, HEPES, magnesium acetate, PEG 400, sodium chloride, Tris-HCl, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.57 51.73
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 76.02 α = 90 b = 76.02 β = 90 c = 86.11 γ = 90
Symmetry Space Group P 4 21 2
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 ADSC QUANTUM 4 2002-08-11 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON CHESS BEAMLINE F2 0.9792, 0.9790, 0.9640 CHESS F2
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 1.8 30 99.5 0.057 20.2 19.1 23971 -3 17
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) 1 1.8 1.86 96.6 0.174 12.9 13.2 2293
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 Selection Details Mean Isotropic B X-RAY DIFFRACTION MAD THROUGHOUT 1.8 10 2 44247 43936 2237 98.8 0.232 0.232 0.231 0.2488 0.253 RANDOM 21
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] 0.41 0.41 -0.82
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 26.59 c_scangle_it 3.1 c_mcangle_it 2.4 c_scbond_it 2.1 c_mcbond_it 1.4 c_angle_deg 1.357 c_improper_angle_d 1.15 c_bond_d 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1585 Nucleic Acid Atoms Solvent Atoms 140 Heterogen Atoms
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling MLPHARE phasing CNS refinement