Crystal structure of a GH26 enzyme (EiGH26b) in complex with mannose


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
in silico modelAlphaFold 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP4.62910.1 M Sodium Acetate 4.6 pH, 2 M (NH4)2SO4
Crystal Properties
Matthews coefficientSolvent content
2.2946.38

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 87.007α = 90
b = 87.007β = 90
c = 85.414γ = 90
Symmetry
Space GroupP 43 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 2M2025-10-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONLNLS SIRIUS BEAMLINE MANACA0.977200LNLS SIRIUSMANACA

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim 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
11.7143.568.70.0890.1130.9956.9413.0835159
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.711.820.81.0490.401

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Cut-off Sigma (F)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)Mean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1.7143.51.3635159175898.270.17630.1750.17460.20190.2015
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d21.446
f_angle_d1.307
f_chiral_restr0.083
f_bond_d0.016
f_plane_restr0.011
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2359
Nucleic Acid Atoms
Solvent Atoms97
Heterogen Atoms36

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata scaling
PDB_EXTRACTdata extraction
XDSdata reduction
PHASERphasing