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Crystal structure of Kv1.2-2.1 paddle chimera channel in complex with Lys27Met mutant of Charybdotoxin
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8.9 293 PEG 400, POTASSIUM CHLORIDE, TRIS , pH 8.9, vapor diffusion, hanging drop, temperature 293K
Crystal Properties Matthews coefficient Solvent content 3.79 67.56
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 144.867 α = 90 b = 144.867 β = 90 c = 284.292 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 CCD ADSC QUANTUM 315r M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X29A 1.075 NSLS X29A
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge 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 2.54 50 96.7 0.104 11.5 7.3 97913
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.54 2.58 32.8 0.809 6 1626
Refinement Statistics Diffraction ID Structure Solution Method Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (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 2.54 50 100265 93308 4406 93.1 0.21 0.2086 0.2346 0.2355 random 74.5196
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] -5.563 -5.563 11.127
RMS Deviations Key Refinement Restraint Deviation c_scangle_it 3.175 c_scbond_it 2.125 c_mcangle_it 2.105 c_angle_d 1.245 c_mcbond_it 1.243 c_bond_d 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 11453 Nucleic Acid Atoms Solvent Atoms 313 Heterogen Atoms 316
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling CNS refinement PDB_EXTRACT data extraction CNS phasing