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AMPC BETA-LACTAMASE FROM ESCHERICHIA COLI
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2BLS PDB ENTRY 2BLS
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 8.7 PROTEIN WAS CRYSTALLIZED FROM 1.7M NA/K PHOSPHATE, PH 8.7, COCRYSTALLIZED IN THE PRESENCE OF MAPB INHIBITOR. LARGER CRYSTALS WERE GROWN BY MICRO-SEEDING TECHNIQUE.
Crystal Properties Matthews coefficient Solvent content 2.5 50
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 119.38 α = 90 b = 78.97 β = 116.3 c = 99.3 γ = 90
Symmetry Space Group C 1 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 293 AREA DETECTOR XUONG-HAMLIN MULTIWIRE COLLIMATOR 1995-11-26 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RUH2R
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 2.3 25 95.5 0.088 10.1 3.2 35225 18.6
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 2.3 2.48 88.3 0.216 2.7 2
Refinement Statistics Diffraction ID Structure Solution 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR SUBSTITUTION PDB ENTRY 2BLS 2.3 25 35707 35707 96 0.216 0.159 0.159 0.1488
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]
RMS Deviations Key Refinement Restraint Deviation t_dihedral_angle_d 18.4 t_it 8.01 t_angle_deg 2.69 t_nbd 0.023 t_bond_d 0.019 t_gen_planes 0.019 t_trig_c_planes 0.013 t_incorr_chiral_ct t_pseud_angle
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5580 Nucleic Acid Atoms Solvent Atoms 107 Heterogen Atoms 20
Software Software Software Name Purpose TNT refinement UCSD data reduction UCSD data scaling TNT phasing