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Motions of calmodulin-four-conformer refinement
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1CM1 PDB ENTRY 1CM1
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 vapor diffusion - hanging drop - microseeding 5.2 DIFFRACTION-QUALITY CRYSTALS WERE MICROSEEDED IN HANGING DROPS OVER 100 MM SODIUM ACETATE AT PH 5.2, WITH 20% POLY-ETHYLENE GLYCOL 6000 (PEG 6000), 10 MM CALCIUM CHLORIDE AND 0.02% SODIUM AZIDE. STOCK SOLUTIONS OF 24 MG/ML BOVINE BRAIN CALMODULIN (SIGMA LOT 54H9558), 14 MG/ML CAMKII-ALPHA PEPTIDE, AND 30% PEG WERE MIXED INTO HANGING DROPS IN ABOUT A 4-2-1 RATIO., vapor diffusion - hanging drop - microseeding
Crystal Properties Matthews coefficient Solvent content 2.23 44.86
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 38.751 α = 90 b = 75.209 β = 90 c = 120.073 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 302 CCD PRINCETON 2K MIRRORS 1996-05-18 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON CHESS BEAMLINE F2 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 2 10 92.1 0.061 9.2 11522 2 22.5
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 2 2.07 82.8 0.24
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1CM1 2 10 2 11522 1189 92.1 0.166 0.166 0.262 RANDOM 29.1
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]
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 22.1 x_scangle_it 2.93 x_angle_deg 2.4 x_mcangle_it 2.36 x_scbond_it 1.95 x_mcbond_it 1.38 x_improper_angle_d 0.78 x_bond_d 0.01 x_bond_d_na x_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 22.1 x_scangle_it 2.93 x_angle_deg 2.4 x_mcangle_it 2.36 x_scbond_it 1.95 x_mcbond_it 1.38 x_improper_angle_d 0.78 x_bond_d 0.01 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d_na x_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1258 Nucleic Acid Atoms Solvent Atoms 58 Heterogen Atoms 17
Software Software Software Name Purpose X-PLOR model building X-PLOR refinement DENZO data reduction SCALEPACK data scaling X-PLOR phasing