☰ Navigation Tabs
Crystal Structure of the C-terminal Type III Polyketide Synthase (PKS III) Domain of 'Steely1' (a Type I/III PKS Hybrid from Dictyostelium)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1BI5 homology model based on PDB ENTRY 1BI5
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 277 17% PEG 17500, 0.5M ammonium formate, 100mM MOPSO-NA+, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.39 48.44
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 81.957 α = 90 b = 83.312 β = 90 c = 114.3 γ = 90
Symmetry Space Group P 21 21 21
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 ADSC QUANTUM 4 2003-11-03 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X8C 0.980 NSLS X8C
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 2.9 39.13 99.6 0.222 6.6 4.3 17517 17517
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 2.9 3 99.7 0.535 4.4 1710
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) 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 MOLECULAR REPLACEMENT THROUGHOUT homology model based on PDB ENTRY 1BI5 2.9 39.13 17940 17482 883 97.4 0.201 0.201 0.199 0.1978 0.233 0.2316 Random 21.646
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] -2.572 -2.985 5.557
RMS Deviations Key Refinement Restraint Deviation c_scangle_it 2.534 c_mcangle_it 1.936 c_scbond_it 1.61 c_mcbond_it 1.117
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5564 Nucleic Acid Atoms Solvent Atoms 366 Heterogen Atoms 19
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling PHASER phasing CNS refinement PDB_EXTRACT data extraction ADSC data collection