Crystal structure of Enterovirus A71 2A protease mutant C110A containing VP1-2A junction in the active site determined via sulfur phasing


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP293.151.8 M NaCl, 15 % (v/v) EtOH
Crystal Properties
Matthews coefficientSolvent content
2.5150.92

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 61.354α = 90
b = 61.354β = 90
c = 78.573γ = 120
Symmetry
Space GroupP 61

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray50PIXELDECTRIS PILATUS 12M2026-01-16MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I231.3776DiamondI23

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)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
11.2278.571000.0670.0690.01711515.449860
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.221.2499.82.8592.9820.8410.4080.3

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 DIFFRACTIONSADTHROUGHOUT1.2253.134980619661000.19730.19640.18540.21970.2013RANDOM24.73
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]
-1.3797-1.37972.7593
RMS Deviations
KeyRefinement Restraint Deviation
t_other_torsion14.91
t_omega_torsion5.18
t_angle_deg1.2
t_bond_d0.013
t_dihedral_angle_d
t_gen_planes
t_it
t_chiral_improper_torsion
t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1155
Nucleic Acid Atoms
Solvent Atoms188
Heterogen Atoms4

Software

Software
Software NamePurpose
BUSTERrefinement
GDAdata collection
DIALSdata scaling
xia2data reduction
AutoSolphasing