9C20

The Sialidase NanJ in complex with Neu5,9Ac


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2VK5 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP2910.1M HEPES pH 7.5, 2.0M (NH4)2S04
Crystal Properties
Matthews coefficientSolvent content
3.9268.61

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 171.037α = 90
b = 171.037β = 90
c = 93.296γ = 120
Symmetry
Space GroupP 64 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 200K2022-01-30MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU MICROMAX-007 HF1.54

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)CC (Half)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
12.124.8199.140.93516.75.347174
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.12.10.787

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE2.69924.80822433115699.1430.1870.18380.253734.876
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]
0.3490.1750.349-1.133
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_6_deg14.917
r_dihedral_angle_3_deg14.424
r_dihedral_angle_1_deg7.784
r_lrange_it7.643
r_scangle_it5.999
r_mcangle_it5.09
r_scbond_it3.916
r_dihedral_angle_2_deg3.358
r_mcbond_it3.272
r_angle_refined_deg1.585
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_6_deg14.917
r_dihedral_angle_3_deg14.424
r_dihedral_angle_1_deg7.784
r_lrange_it7.643
r_scangle_it5.999
r_mcangle_it5.09
r_scbond_it3.916
r_dihedral_angle_2_deg3.358
r_mcbond_it3.272
r_angle_refined_deg1.585
r_nbtor_refined0.315
r_nbd_refined0.225
r_symmetry_xyhbond_nbd_refined0.196
r_symmetry_nbd_refined0.167
r_xyhbond_nbd_refined0.159
r_chiral_restr0.11
r_gen_planes_refined0.007
r_bond_refined_d0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3456
Nucleic Acid Atoms
Solvent Atoms208
Heterogen Atoms28

Software

Software
Software NamePurpose
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling
PHASERphasing