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Crystal Structure of Psychrophilic Subtilisin-like Serine Protease from Antarctic Psychrotroph Pseudoalteromonas sp. AS-11 at 0.14 nm resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1V6C
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8 298 30% PEG5000MME, 70mM sodium sulfate, 0.1M Tris, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 3 59.4
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 122.09 α = 90 b = 138.32 β = 97.49 c = 64.79 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 4 2003-10-31 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL40B2 1.00 SPring-8 BL40B2
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 1.4 34.58 93.8 0.05 3.6 195644 190460 -3 13.5
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 1.4 1.45 63.6 0.239 2.6 13205
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 1V6C 1.4 34.58 195644 190460 18890 91.2 0.197 0.197 0.1899 0.207 0.2004 RANDOM 13.9
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] -0.28 1.37 1.26 -0.99
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 25 c_scangle_it 2.05 c_scbond_it 1.56 c_angle_deg 1.4 c_mcangle_it 1.25 c_mcbond_it 0.84 c_improper_angle_d 0.81 c_bond_d 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6265 Nucleic Acid Atoms Solvent Atoms 542 Heterogen Atoms 46
Software Software Software Name Purpose CNS refinement HKL-2000 data reduction SCALEPACK data scaling CNS phasing