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Crystal structure of the inositol 1,4,5-trisphosphate receptor binding core in complex with IP3
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6 295 MES, PEG 3350, ammonium formate, TCEP, dioxane, pH 6.0, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Crystal Properties Matthews coefficient Solvent content 2.37 48.03
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 44.101 α = 90 b = 90.42 β = 90 c = 207.117 γ = 90
Symmetry Space Group C 2 2 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 OXFORD PX210 2001-11-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL44XU 0.9500 SPring-8 BL44XU
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 2.2 37.82 97.3 0.066 0.066 14.8 6.5 21569 20991 3 20.2
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) 2.2 2.28 80.8 0.219 8.4
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MAD THROUGHOUT 2.2 37.82 20935 2060 97.1 0.224 0.224 0.248 RANDOM 34.6
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] 1.05 0.99 -2.04
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 21.6 c_scangle_it 3.55 c_mcangle_it 2.55 c_scbond_it 2.4 c_mcbond_it 1.58 c_angle_deg 1.1 c_improper_angle_d 0.63 c_bond_d 0.009
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2355 Nucleic Acid Atoms Solvent Atoms 140 Heterogen Atoms 24
Software Software Software Name Purpose d*TREK data scaling d*TREK data reduction CNS refinement CNS phasing