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Crystal Structures of Glutaryl 7-Aminocephalosporanic Acid Acylase: Insight into Autoproteolytic Activation
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 293 0.6M ammonium sulfate, 0.1M HEPES, and 0.1M NaCl, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293.0K
Crystal Properties Matthews coefficient Solvent content 2.93 57.96
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 229.667 α = 90 b = 69.907 β = 97.63 c = 113.726 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 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X9B 0.9810, 0.9800, 0.9680 NSLS X9B
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 19.95 91.8 217224
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MAD THROUGHOUT 2 19.95 217224 8392 91.8 0.189 0.171 0.184 RANDOM 14.6
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] -2.65 -1.9 3.38 -0.73
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.6 c_scangle_it 2.53 c_scbond_it 1.82 c_mcangle_it 1.31 c_angle_deg 1.3 c_mcbond_it 0.92 c_improper_angle_d 0.9 c_bond_d 0.005 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.6 c_scangle_it 2.53 c_scbond_it 1.82 c_mcangle_it 1.31 c_angle_deg 1.3 c_mcbond_it 0.92 c_improper_angle_d 0.9 c_bond_d 0.005 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
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 10609 Nucleic Acid Atoms Solvent Atoms 1429 Heterogen Atoms 8
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling CNS phasing