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Minimal human CFTR first nucleotide binding domain as a head-to-tail dimer with delta F508
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2PZE PDB ENTRY 2PZE
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 8.5 281 Protein: 9.5mg/ml NBD1, 0.15M NaCl, 0.01M methionine, 0.01M HEPES pH 7.5, 10% glycerol, 0.001M TCEP, 0.002M ATP; Well: 0.1M Tris pH 8.5, 35% PEG 4K, 0.2M NaAcetate; Cryo: 25% DMSO, vapor diffusion, temperature 281K
Crystal Properties Matthews coefficient Solvent content 2.1 41.33
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 43.152 α = 90 b = 92.662 β = 90 c = 106.471 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 MAR CCD 165 mm mirrors 2007-02-18 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 31-ID 0.9797 APS 31-ID
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 25.583 98.6 0.127 0.127 4.1 6.5 29245 29245 28.6
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 2.11 96.9 0.786 0.786 0.9 6.3 4112
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 Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE PDB ENTRY 2PZE 2 25.118 29187 29187 1493 98.4 0.213 0.213 0.2107 0.2118 0.2512 RANDOM 29.015
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] 0.913 0.587 -1.499
RMS Deviations Key Refinement Restraint Deviation r_planar_tor 5.626 r_scangle_it 3.827 r_scbond_it 2.693 r_mcangle_it 1.927 r_angle_d 1.326 r_mcbond_it 1.081 r_chiral_restr 0.083 r_bond_d 0.01 r_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3254 Nucleic Acid Atoms Solvent Atoms 130 Heterogen Atoms 64
Software Software Software Name Purpose SCALA data scaling REFMAC refinement PDB_EXTRACT data extraction MAR345 data collection MOSFLM data reduction MOLREP phasing