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Structural Studies of Acetoacetate Decarboxylase
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 hanging drop 7.7 291 0.5M potassium phosphate dibasic/sodium phoshpate monobasic, pH 7.7, hanging drop, temperature 291K
Crystal Properties Matthews coefficient Solvent content 2.44 49.67
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 105.447 α = 90 b = 105.447 β = 90 c = 252.379 γ = 120
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 Quantum-315 2007-03-28 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X29A 0.9793 NSLS X29A
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 1.99 30.3 133725
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION SAD THROUGHOUT 2.1 30.3 114728 5659 94.33 0.201 0.201 0.1951 0.245 0.2378 RANDOM 36.375
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 r_dihedral_angle_2_deg 30.099 r_dihedral_angle_4_deg 18.791 r_dihedral_angle_3_deg 17.428 r_dihedral_angle_1_deg 7.15 r_scangle_it 5.079 r_scbond_it 3.766 r_mcangle_it 3.589 r_mcbond_it 2.184 r_angle_refined_deg 1.961 r_nbtor_refined 0.319
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 30.099 r_dihedral_angle_4_deg 18.791 r_dihedral_angle_3_deg 17.428 r_dihedral_angle_1_deg 7.15 r_scangle_it 5.079 r_scbond_it 3.766 r_mcangle_it 3.589 r_mcbond_it 2.184 r_angle_refined_deg 1.961 r_nbtor_refined 0.319 r_nbd_refined 0.271 r_chiral_restr 0.236 r_xyhbond_nbd_refined 0.198 r_symmetry_vdw_refined 0.191 r_symmetry_hbond_refined 0.173 r_bond_refined_d 0.029 r_gen_planes_refined 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7674 Nucleic Acid Atoms Solvent Atoms 408 Heterogen Atoms
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling SHELX phasing REFMAC refinement PDB_EXTRACT data extraction CBASS data collection HKL-2000 data reduction HKL-2000 data scaling SHELXS phasing CNS refinement