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Structural Basis for the Exocellulase Activity of the Cellobiohydrolase CbhA from C. thermocellum
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 BATCH MODE 8.5 20% PEG4000, 0.2M (NH4)2SO4, 0.1M TRIS, PH 7.0
Crystal Properties Matthews coefficient Solvent content 2.9 57
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 74.546 α = 90 b = 75.76 β = 90 c = 137.498 γ = 90
Symmetry Space Group P 21 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 IMAGE PLATE RIGAKU RAXIS IV RIGAKU HI RES OPTICS M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU FR-D
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 2.1 69 92 0.08 12 3 41182
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 2.1 2.18 66 0.25 3 2
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MIRAS THROUGHOUT 2.1 69.01 41182 2190 93.82 0.14928 0.14732 0.1542 0.18553 RANDOM 17.76
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] -0.19 0.31 0.12
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4809 Nucleic Acid Atoms Solvent Atoms 860 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement PROTEUM data reduction PROTEUM data scaling