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Structures of two elapid snake venom metalloproteases with distinct activities highlight the disulfide patterns in the D domain of ADAMalysin family proteins
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3K7L
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.8 293 10% PEG8000, 8% ETHYLENE GLYCOL, 0.1M HEPES, pH 6.8, temperature 293K
Crystal Properties Matthews coefficient Solvent content 3.06 59.86
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 62.999 α = 90 b = 62.999 β = 90 c = 273.265 γ = 90
Symmetry Space Group P 43 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 110 CCD ADSC QUANTUM 315 2007-09-28 M SINGLE WAVELENGTH 2 1 x-ray 110 CCD ADSC QUANTUM 210 2007-10-10 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSRRC BEAMLINE BL13B1 NSRRC BL13B1 2 SYNCHROTRON SPRING-8 BEAMLINE BL12B2 SPring-8 BL12B2
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 2.3 30 99.3 0.074 1.9 25427
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) 2.3 2.38 100 0.106
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) 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 (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT 3K7L 2.3 30 25427 2512 99.3 0.235 0.235 0.234 0.2357 0.241 0.2449 RANDOM
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 c_angle_deg 2.56 c_bond_d 0.029 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d
RMS Deviations Key Refinement Restraint Deviation c_angle_deg 2.56 c_bond_d 0.029 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d c_improper_angle_d_na c_improper_angle_d_prot c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3067 Nucleic Acid Atoms Solvent Atoms 117 Heterogen Atoms 80
Software Software Software Name Purpose CNS refinement HKL-2000 data reduction HKL-2000 data scaling CNS phasing