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Crystal structure of the M69V E166A double mutant of SHV-1 b-lactamase complexed to sulbactam
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1RCJ PDB ENTRY 1RCJ
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7 298 20% PEG 6000, 0.1 M HEPES, 0.56mM Cymal-6. Crystal soaked for 10 minutes in 50mM sublactam prior to freezing and data collection, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 1.99 38.17
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 49.59 α = 90 b = 55.31 β = 90 c = 83.63 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 NOIR-1 2004-09-30 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 4.2.2 1.46 ALS 4.2.2
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 1.7 9.99 93.4 0.054 9.9 1.9 25354 1 20.9
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 PDB ENTRY 1RCJ 1.7 9.85 25850 25308 2504 97.9 0.175 0.175 0.1866 0.211 0.2194 RANDOM 19.5
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] 1.55 -3 1.46
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 21.5 c_angle_deg 1.5 c_improper_angle_d 0.95 c_bond_d 0.008 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 21.5 c_angle_deg 1.5 c_improper_angle_d 0.95 c_bond_d 0.008 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2030 Nucleic Acid Atoms Solvent Atoms 226 Heterogen Atoms 65
Software Software Software Name Purpose CNS refinement d*TREK data scaling CNS phasing