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Structure of a Sir2 substrate, alba, reveals a mechanism for deactylation-induced enhancement of DNA-binding
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8.5 293 PEG 400, Na-citrate, Tris-HCl, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.16 43.01
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 33.835 α = 90 b = 56.026 β = 90 c = 90.268 γ = 90
Symmetry Space Group I 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 2002-08-10 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 19-BM 0.9795 APS 19-BM
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym 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 20 99.9 0.058 0.056 35.6 8.6 6056 2 12.8
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2 2.07 100 0.179 0.173 13.2 4.5 580
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 MAD THROUGHOUT 2 20 5900 5248 651 0.242 0.232 0.226 0.2304 0.256 0.2512 Random
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] -6.26 1.371 4.889
RMS Deviations Key Refinement Restraint Deviation c_scangle_it 3.867 c_mcangle_it 2.568 c_scbond_it 2.467 c_angle_d 1.7 c_mcbond_it 1.586 c_bond_d 0.012
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 680 Nucleic Acid Atoms Solvent Atoms 164 Heterogen Atoms
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling CNS refinement CNS phasing