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Crystal structure of mutifunctional sialyltransferase from Pasteurella multocida with CMP bound
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1EX0 PDB ENTRY 1EX0
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 298 0.216 mM protein, 26% PEG3350, 0.1M NaCl, 0.4% Triton-X-100, 0.1M HEPES, 2 mM CMP-sialic acid, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.74 55.13
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 61.255 α = 90 b = 64.571 β = 98.62 c = 64.84 γ = 90
Symmetry Space Group P 1 21 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 MARRESEARCH Mar325 2005-07-22 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL9-2 0.97931 SSRL BL9-2
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 64.15 98.3 0.045 0.059 17.8 3.8 33988 33403 19.7
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 2.05 97.7 0.17 0.24 5.4 3.8 2457
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 1EX0 2 38.39 33988 33403 1731 98.1 0.195 0.192 0.192 0.1923 0.222 0.2235 RANDOM 33.4
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] 6.51 8.07 -1.51 -5
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.7 c_scangle_it 3.15 c_mcangle_it 2.34 c_scbond_it 2.1 c_mcbond_it 1.49 c_angle_deg 1.2 c_improper_angle_d 0.85 c_bond_d 0.006 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.7 c_scangle_it 3.15 c_mcangle_it 2.34 c_scbond_it 2.1 c_mcbond_it 1.49 c_angle_deg 1.2 c_improper_angle_d 0.85 c_bond_d 0.006 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3109 Nucleic Acid Atoms Solvent Atoms 398 Heterogen Atoms 21
Software Software Software Name Purpose CNS refinement MOSFLM data reduction CCP4 data scaling AMoRE phasing