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Structural Basis for Ca2+ Selectivity of a Voltage-gated Calcium Channel
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5 298 CHAPSO:DMPC BICELLES, 0.1M Na-Acetate, pH5.0, 2M Ammonium Sulfate, 28% Glucose, 10mM Mn2+, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 177.44 α = 90 b = 177.535 β = 132.7 c = 130.785 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 CCD ADSC QUANTUM 315r M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.2.1 1.75 ALS 8.2.1
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 3.196 35.05 94.65 0.128 5 44240 44240 1 1
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 3.196 3.37 95.7
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) 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 3.196 35.05 44240 44240 2367 94.65 0.24023 0.23906 0.2399 0.26212 0.2603 RANDOM 91.38
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] 2.33 -0.81 4.35 -2.19
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.176 r_long_range_B_refined 19.021 r_long_range_B_other 19.021 r_dihedral_angle_3_deg 18.55 r_dihedral_angle_4_deg 18.229 r_mcangle_it 14.23 r_mcangle_other 14.139 r_scangle_other 12.076 r_mcbond_it 9.465 r_mcbond_other 9.46
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 31.176 r_long_range_B_refined 19.021 r_long_range_B_other 19.021 r_dihedral_angle_3_deg 18.55 r_dihedral_angle_4_deg 18.229 r_mcangle_it 14.23 r_mcangle_other 14.139 r_scangle_other 12.076 r_mcbond_it 9.465 r_mcbond_other 9.46 r_scbond_it 8.022 r_scbond_other 7.998 r_dihedral_angle_1_deg 5.043 r_angle_refined_deg 1.609 r_angle_other_deg 0.842 r_chiral_restr 0.074 r_bond_refined_d 0.013 r_gen_planes_refined 0.007 r_bond_other_d 0.002 r_gen_planes_other 0.001 r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7192 Nucleic Acid Atoms Solvent Atoms 6 Heterogen Atoms 189
Software Software Software Name Purpose HKL-2000 data collection PHENIX model building REFMAC refinement MOSFLM data reduction SCALA data scaling PHENIX phasing