3JQY

Crystal Structure of the polySia specific acetyltransferase NeuO


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
in silico modelPHYREA MR model was generated by homology modelling using the PHYRE Webserver

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.22930.1M Tris, 0.45M Glycine, 0.2M NH4NO3; 7% PEG 40000(w/v), pH 7.2, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.346.46

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 62.833α = 90
b = 88.366β = 106.62
c = 72.996γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDRAYONIX MX-2252009-05-14MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONBESSY BEAMLINE 14.10.9028BESSY14.1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
11.69946.0199.80.0649.98389412.415.77
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1.699990.4742.63.8

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTA MR model was generated by homology modelling using the PHYRE Webserver1.69937.3550.0279582394994.720.16720.16570.195421.758
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]
-1.626-1.448-1.8853.418
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.652
f_angle_d0.921
f_chiral_restr0.066
f_bond_d0.005
f_plane_restr0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms5169
Nucleic Acid Atoms
Solvent Atoms933
Heterogen Atoms16

Software

Software
Software NamePurpose
DNAdata collection
MOLREPphasing
PHENIXrefinement
XDSdata reduction
SCALAdata scaling