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The crystal structure of an alpha carbonic anhydrase from the extremophilic bacterium Sulfurihydrogenibium azorense.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4G7A
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 293 polyethylene glycol monomethyl ether 550, Magnesium chloride, HEPES
Crystal Properties Matthews coefficient Solvent content 2.24 45.05
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 46.47 α = 90 b = 89.43 β = 90 c = 114.82 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 CCD RIGAKU SATURN 944 2014-07-10 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU 1.5418
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 1.95 20 86.9 0.07 19.8 4.9 31032
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) 1.95 70.2 0.414 4.15 4.3
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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 4g7a 1.95 20 29868 1476 83.7 0.1873 0.1806 0.2145 0.2095 22.4262
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] -6.052 7.085 -1.033
RMS Deviations Key Refinement Restraint Deviation c_scangle_it 2.893 c_scbond_it 1.953 c_mcangle_it 1.77 c_angle_d 1.431 c_mcbond_it 1.16 c_bond_d 0.009
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3632 Nucleic Acid Atoms Solvent Atoms 273 Heterogen Atoms 78
Software Software Software Name Purpose CNS refinement PDB_EXTRACT data extraction HKL-2000 data reduction SCALEPACK data scaling AMoRE phasing