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Crystal structure of rabbit muscle glycogen phosphorylase a in complex with a potential hypoglycaemic drug at 2.0 A resolution
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other glycogen phosphorylase a room temperature model provided by Prof. R.J.Fletterick
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 SMALL TUBES 6.7 295 BES, EDTA, pH 6.7, SMALL TUBES, temperature 295K
Crystal Properties Matthews coefficient Solvent content 2.47 50.17
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 128.283 α = 90 b = 128.283 β = 90 c = 116.881 γ = 90
Symmetry Space Group P 43 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 298 IMAGE PLATE 1998-06-06 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 0.9058 EMBL/DESY, HAMBURG X11
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 15 99.3 0.067 16.7 5.9 69010 -3 18.9
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) 1 2 2.03 99.2 0.49 4.1 5.8 3229
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 FOURIER SYNTHESIS THROUGHOUT glycogen phosphorylase a room temperature model provided by Prof. R.J.Fletterick 2 14.81 65741 3336 99.3 0.179 0.179 0.218 RANDOM 31.5
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 24.3 x_scangle_it 5.73 x_scbond_it 3.59 x_mcangle_it 2.95 x_mcbond_it 1.85 x_angle_deg 1.3 x_improper_angle_d 0.68 x_bond_d 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6635 Nucleic Acid Atoms Solvent Atoms 327 Heterogen Atoms 27
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling X-PLOR model building X-PLOR refinement X-PLOR phasing