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Crystal Structure of Nicotinate Mononucleotide Adenylyltransferase
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1KAQ PDB entry 1KAQ
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.2 298 sodium chloride, cobalt chloride, tascimate, glycerol, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.63 53.23
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 97.026 α = 90 b = 97.026 β = 90 c = 85.095 γ = 120
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 MARMOSAIC 225 mm CCD 2005-08-17 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 22-BM 0.9 APS 22-BM
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 2.4 50 91.9 0.085 11.1 5.6 16464 -3
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 2.4 2.49 69.3 0.504 3.1 1238
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-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT random PDB entry 1KAQ 2.4 20 16407 800 91.9 0.217 0.2154 0.265 0.2643 5% 43.989
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] -2.672 -7.295 -2.672 5.345
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.4 c_angle_deg 1.474 c_improper_angle_d 1.02 c_bond_d 0.009
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3102 Nucleic Acid Atoms Solvent Atoms 125 Heterogen Atoms 26
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling CNS refinement PDB_EXTRACT data extraction MAR345dtb data collection HKL-2000 data reduction HKL-2000 data scaling PHASER phasing