Crystal Structure of Honey Truffle Active Component 1 through 4 with HEPES bound (Orthorhombic P form)


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
in silico modelAlphaFoldgenerated using the alphafold 3 server

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP729110% (w/v) PEG 6000, 100 mM Hepes pH 7.0
Crystal Properties
Matthews coefficientSolvent content
2.2244.7

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 48.112α = 90
b = 58.915β = 90
c = 84.088γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELBruker PHOTON III2025-04-23MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SEALED TUBEBRUKER D8 QUEST1.5418

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
11.2525.311000.0860.0880.019126.120.566898
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)
11.251.271001.4331.5280.5060.628.1

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-VALUE1.2525.311.3366808332799.960.13340.13180.14410.16430.172
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_d15.986
f_angle_d1.039
f_chiral_restr0.084
f_plane_restr0.014
f_bond_d0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1880
Nucleic Acid Atoms
Solvent Atoms472
Heterogen Atoms57

Software

Software
Software NamePurpose
PHENIXrefinement
Aimlessdata scaling
SAINTdata reduction
PHASERphasing
PDB_EXTRACTdata extraction