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Functional Analysis of Hyperthermophilic Endocellulase from the Archaeon Pyrococcus horikoshii
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2ZUM PDB ENTRY 2ZUM
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 295 1.5M ammonium phosphate, 0.1M MES buffer, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Crystal Properties Matthews coefficient Solvent content 1.98 38.01
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 162.157 α = 90 b = 58.404 β = 109.22 c = 138.332 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 Bruker DIP-6040 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL44XU 0.90000 SPring-8 BL44XU
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.9 50 97.6 3.5 97064 94740
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (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 PDB ENTRY 2ZUM 2 48.37 78661 3974 97.98 0.216 0.2098 0.225 0.2544 RANDOM 37.085
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] 10.816 9.363 -5.019 -5.797
RMS Deviations Key Refinement Restraint Deviation c_scangle_it 2.546 c_mcangle_it 1.963 c_scbond_it 1.819 c_mcbond_it 1.292
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 9238 Nucleic Acid Atoms Solvent Atoms 486 Heterogen Atoms 151
Software Software Software Name Purpose REFMAC refinement HKL-2000 data collection HKL-2000 data reduction HKL-2000 data scaling PHASES phasing CNS refinement