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CRYSTAL STRUCTURES OF ESCHERICHIA COLI GLYCEROL KINASE AND THE MUTANT A65T IN AN INACTIVE TETRAMER: CONFORMATIONAL CHANGES AND IMPLICATIONS FOR ALLOSTERIC REGULATION
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1GLF
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8.5 20-22% (W/V) POLYETHYLENE GLYCOL MR 4000 0.2 M LISO4 0.1 M TRIS PH 8.5 - 8.8 CRYSTALLIZED BY HANGING DROP VAPOR DIFFUSION AT ROOM TEMPERATURE., vapor diffusion - hanging drop
Crystal Properties Matthews coefficient Solvent content 2.65 53.1
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 91.9 α = 90 b = 119 β = 103.4 c = 109.3 γ = 90
Symmetry Space Group P 1 21 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 298 AREA DETECTOR SDMS 1994-08-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU200
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 2.37 20 74 0.068 2 69682 2 32.3
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Free (Depositor) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT 1GLF 2.37 20 69682 74 0.167
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 20.528 t_it 9.34 t_angle_deg 2.928 t_nbd 0.032 t_bond_d 0.019 t_gen_planes 0.019 t_trig_c_planes 0.018 t_incorr_chiral_ct t_pseud_angle
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 15621 Nucleic Acid Atoms Solvent Atoms 140 Heterogen Atoms 54
Software Software Software Name Purpose FRFSUM model building UNPUBLISHED model building TNT refinement SDMS data reduction SDMS data scaling FRFSUM phasing UNPUBLISHED phasing