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STRUCTURE OF SCORPION NEUROTOXIN BMK M4
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1SN1 BMK M1
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.8 pH 6.8
Crystal Properties Matthews coefficient Solvent content 2.07 40.6
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 54.88 α = 90 b = 54.88 β = 90 c = 33.76 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 283 IMAGE PLATE 1991-12-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PHOTON FACTORY BEAMLINE BL-6A Photon Factory BL-6A
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 1.3 21.3 73.5 0.062 3.7 2.2 10577 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) 1.3 1.35 51.2 0.32 2.2 1.8
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 BMK M1 1.3 20 2 10577 998 73.5 0.166 0.166 0.192 RANDOM 26.9
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 25.38 x_angle_deg 1.732 x_improper_angle_d 1.065 x_bond_d 0.016 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 25.38 x_angle_deg 1.732 x_improper_angle_d 1.065 x_bond_d 0.016 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 x_mcbond_it x_mcangle_it x_scbond_it x_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 492 Nucleic Acid Atoms Solvent Atoms 117 Heterogen Atoms 20
Software Software Software Name Purpose WEIS data scaling WEIS data reduction AMoRE phasing X-PLOR refinement