4F23

Influenza A virus hemagglutinin H16 HA0 structure with an alpha-helix conformation in the cleavage site: a potential drug target


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP72930.1M Imidazole, 20% (v/v) Jeffamine ED-2001, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
2.9458.22

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 69.332α = 90
b = 240.944β = 119.79
c = 69.673γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray1002012-05-03MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSRRC BEAMLINE BL13C11.0000NSRRCBL13C1

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
11.7120.598.520002622
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.711.7791.6

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)R-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1.7252000261088797.450.161430.159760.1530.192220.1788RANDOM21.164
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]
15.020.86-25.4210.39
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.665
r_dihedral_angle_4_deg17.678
r_dihedral_angle_3_deg14.253
r_scangle_it6.982
r_dihedral_angle_1_deg6.429
r_scbond_it5.75
r_rigid_bond_restr3.808
r_mcangle_it3.51
r_mcbond_it2.782
r_angle_refined_deg1.904
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms12057
Nucleic Acid Atoms
Solvent Atoms1980
Heterogen Atoms126

Software

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