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Atomic resolution structure of CTX-M-9 beta-lactamase
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1IYS
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 4.5 293 ammonium sulfate, sodium acetate, pH 4.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K, pH 4.50
Crystal Properties Matthews coefficient Solvent content 2 38.4
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 41.388 α = 90 b = 62.236 β = 90 c = 85.746 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 ADSC QUANTUM 4 MIRRORS 2004-02-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.3.1 ALS 8.3.1
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 0.98 20 95.5 0.043 17.8 9.8 122971 -3
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) 0.98 1.02 71.7 0.336 1.8
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 (All) 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 IYS 0.98 20 112461 112461 5938 88.2 0.108 0.108 0.108 0.1196 0.129 0.1351 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 66 1847 2437.79
RMS Deviations Key Refinement Restraint Deviation s_zero_chiral_vol 0.158 s_non_zero_chiral_vol 0.111 s_approx_iso_adps 0.047 s_angle_d 0.033 s_anti_bump_dis_restr 0.032 s_from_restr_planes 0.03 s_similar_adp_cmpnt 0.025 s_bond_d 0.017 s_rigid_bond_adp_cmpnt 0.002 s_similar_dist
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2106 Nucleic Acid Atoms Solvent Atoms 489 Heterogen Atoms 88
Software Software Software Name Purpose SHELX model building SHELXL-97 refinement DENZO data reduction SCALEPACK data scaling SHELX phasing