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Crystal Structure of the Geobacillus Stearothermophilus Carboxylesterase EST55 at pH 6.8
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1QE3 pdb entry 1QE3
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.8 PEG3350,POTASSIUM IODINE, PH 6.8, VAPOR DIFFUSION, HANGING DROP
Crystal Properties Matthews coefficient Solvent content 2.14 46.88
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 69.361 α = 90 b = 74.43 β = 90 c = 98.606 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 95 CCD MARMOSAIC 225 mm CCD 2003-10-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 22-ID APS 22-ID
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 1.58 50 97.8 0.08 17.5 5.1 68569
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 1.58 1.63 91.5 0.378 2.8 2.3
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 FREE R pdb entry 1QE3 1.58 10 68569 68569 3427 97.6 0.1727 0.1727 0.1575 0.2407 0.2195 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]
Coordinate Error Structure Solution Method Refinement High Resolution Refinement Low Resolution 22 3771.34
RMS Deviations Key Refinement Restraint Deviation s_approx_iso_adps 0.082 s_similar_adp_cmpnt 0.064 s_non_zero_chiral_vol 0.049 s_anti_bump_dis_restr 0.045 s_zero_chiral_vol 0.041 s_angle_d 0.026 s_from_restr_planes 0.0243 s_bond_d 0.009 s_rigid_bond_adp_cmpnt 0.005 s_similar_dist
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3618 Nucleic Acid Atoms Solvent Atoms 147 Heterogen Atoms 13
Software Software Software Name Purpose SHELXL-97 refinement CNS refinement CCP4 model building MAR345 data collection HKL-2000 data scaling CCP4 phasing CNS phasing