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RECOMBINANT HUMAN HEXOKINASE TYPE I COMPLEXED WITH GLUCOSE AND PHOSPHATE
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1HKB PDB ENTRY 1HKB
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.5 HEXOKINASE WAS CRYSTALLIZED BY HANGING DROP METHOD AT ROOM TEMPERATURE BY MIXING 20 MG/ ML OF PROTEIN IN 25 MM POTASSIUM PHOSPHATE WITH A PRECIPITANT SOLUTION CONTAINING 5% PEG 8000 AND 0.1 M NA CACODYLATE, PH 6.5. PROTEIN SAMPLES CONTAINED A TRACE AMOUNT OF GLUCOSE LEFT AFTER PURIFICATION.
Crystal Properties Matthews coefficient Solvent content 4.3 70
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 175.09 α = 90 b = 175.09 β = 90 c = 99.47 γ = 120
Symmetry Space Group P 32 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 277 IMAGE PLATE MARRESEARCH MIRRORS 1997-02-02 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL7-1 SSRL BL7-1
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 2.8 99 98.2 0.085 15.5 4.2 42845 51.7
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) 2.8 2.9 95.7 0.33 4.9 4
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1HKB 2.8 8 2 40612 4128 97.8 0.174 0.174 0.1828 0.241 RANDOM 33
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 x_dihedral_angle_d 25.2 x_scangle_it 9.25 x_scbond_it 5.9 x_mcangle_it 5.39 x_mcbond_it 3.49 x_angle_deg 1.1 x_improper_angle_d 0.57 x_bond_d 0.006 x_bond_d_na x_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 25.2 x_scangle_it 9.25 x_scbond_it 5.9 x_mcangle_it 5.39 x_mcbond_it 3.49 x_angle_deg 1.1 x_improper_angle_d 0.57 x_bond_d 0.006 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d_na x_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7033 Nucleic Acid Atoms Solvent Atoms 150 Heterogen Atoms 24
Software Software Software Name Purpose X-PLOR model building X-PLOR refinement DENZO data reduction SCALEPACK data scaling X-PLOR phasing