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Investigation of the Roles of Catalytic Residues in Serotonin N-Acetyltransferase
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1KUV PDB ENTRY 1KUV
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 277 PEG 2000, MPD, MES pH 6.5, ammonium acetate, magnesium acetate, lithium chloride, spermidine, DTT, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 53.21 α = 90 b = 68.681 β = 90 c = 89.422 γ = 90
Symmetry Space Group C 2 2 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 2000-04-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X4A 0.979 NSLS X4A
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 2.3 20 91.9 0.037 0.037 25.2 4 7822 7188 -3 -3
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 2.3 2.35 93 0.092 0.092 14.1 497
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-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1KUV 2.3 20 7485 6912 740 0.1877 0.1877 0.1927 0.2464 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] 7.48 -11.297 3.818
RMS Deviations Key Refinement Restraint Deviation c_scangle_it 2.8 c_mcangle_it 1.9 c_scbond_it 1.9 c_angle_d 1.3 c_mcbond_it 1.3 c_bond_d 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1311 Nucleic Acid Atoms Solvent Atoms 90 Heterogen Atoms 63
Software Software Software Name Purpose AMoRE phasing CNS refinement ADSC data collection DENZO data reduction SCALEPACK data scaling