☰ Navigation Tabs
Structural basis for nicotinamide cleavage and ADP-ribose transfer by NAD+-dependent Sir2 histone/protein deacetylases
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1Q1A PDB ENTRY 1Q1A
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 6.5 293 Ammonium Sulfate, Bis-Tris, pH 6.5, VAPOR DIFFUSION, temperature 293K
Crystal Properties Matthews coefficient Solvent content 3.2 61
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 105.383 α = 90 b = 105.383 β = 90 c = 66.15 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 100 CCD ADSC QUANTUM 4 2003-08-08 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X25 0.9 NSLS X25
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 1.5 50 99 0.063 0.059 36.8 13 67216 67216 2 1 26.5
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) 1 1.5 1.55 94.3 0.484 0.437 3.3 3 6325
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 PDB ENTRY 1Q1A 1.5 28.01 67216 67216 1977 93.9 0.225 0.214 0.214 0.2127 0.23 0.2282 RANDOM 34.4
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] -3.71 -1.66 -3.71 7.42
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.1 c_scangle_it 6.47 c_scbond_it 4.67 c_mcangle_it 3.96 c_mcbond_it 2.91 c_improper_angle_d 1.36 c_angle_deg 1.2 c_bond_d 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2377 Nucleic Acid Atoms Solvent Atoms 340 Heterogen Atoms 56
Software Software Software Name Purpose CNS refinement HKL-2000 data reduction SCALEPACK data scaling CNS phasing