4K1K

Induced opening of influenza virus neuraminidase N2 150-loop suggests an important role in inhibitor binding


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP92910.1M BIS-TRIS propane pH 9.0, 10% v/v Jeffamine ED-2001 pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties
Matthews coefficientSolvent content
3.2662.27

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 114.912α = 90
b = 139.358β = 90
c = 140.24γ = 90
Symmetry
Space GroupC 2 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152012-09-12MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRF BEAMLINE BL17U0.98SSRFBL17U

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
11.65098.414609214375433
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.61.6598.4

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1.630146092137984726898.430.172380.171460.18974RANDOM20.706
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]
2.73-1.27-1.47
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.137
r_sphericity_free25.153
r_dihedral_angle_4_deg12.866
r_dihedral_angle_3_deg12.245
r_sphericity_bonded9.874
r_dihedral_angle_1_deg6.503
r_rigid_bond_restr1.772
r_angle_refined_deg1.168
r_mcangle_it0.564
r_scbond_it0.359
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.137
r_sphericity_free25.153
r_dihedral_angle_4_deg12.866
r_dihedral_angle_3_deg12.245
r_sphericity_bonded9.874
r_dihedral_angle_1_deg6.503
r_rigid_bond_restr1.772
r_angle_refined_deg1.168
r_mcangle_it0.564
r_scbond_it0.359
r_mcbond_it0.308
r_mcbond_other0.308
r_chiral_restr0.081
r_bond_refined_d0.005
r_gen_planes_refined0.004
r_gen_planes_other0.001
r_bond_other_d
r_angle_other_deg
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6034
Nucleic Acid Atoms
Solvent Atoms950
Heterogen Atoms231

Software

Software
Software NamePurpose
HKL-2000data collection
MOLREPphasing
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling