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CRYSTAL STRUCTURE OF THE COMPLEX BETWEEN ESCHERICHIA COLI GLYCEROL KINASE AND THE ALLOSTERIC REGULATOR FRUCTOSE 1,6-BISPHOSPHATE.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1GLA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.5 PROTEIN CRYSTALLIZED FROM LIQUOR CONTAINING 1 M SODIUM CITRATE, 0.1 M HEPES PH
7.5, 1 MM BME. CRYO PROTECTION WAS ACHIEVED BY SOAKING CRYSTAL IN MOTHER
LIQUOR CONTAINING 20% GLYCEROL FOR 4 HOURS. 20 MM FBP WAS ADDED TO THE CRYO
PROTECTION IN THE SOAKING EXPERIMENT
Crystal Properties Matthews coefficient Solvent content 6.4 81
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 169.41 α = 90 b = 169.41 β = 90 c = 204.676 γ = 90
Symmetry Space Group P 41 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 102 IMAGE PLATE RIGAKU RAXIS II COLLIMATOR 1995-05-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU
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 3.2 20 94 0.092 3.5 54096 -3 20.8
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-Work (Depositor) R-Work (DCC) R-Free (Depositor) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT 1GLA 3.2 20 54096 54096 94 0.211 0.1895
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 20.924 t_it 3.391 t_angle_deg 2.505 t_nbd 0.023 t_bond_d 0.016 t_gen_planes 0.016 t_trig_c_planes 0.014 t_incorr_chiral_ct t_pseud_angle
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7766 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 32
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling TNT refinement