9BJA

C. difficile Tcdb cysteine protease domain in complex with IP6


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3PEE 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION2950.1 M Tris HCl, pH 8.2, 36% (w/v) PEG2000 monomethyl ether
Crystal Properties
Matthews coefficientSolvent content
2.2645.52

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 44.051α = 90
b = 89.171β = 103.78
c = 67.597γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 9M2023-06-07MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONCLSI BEAMLINE 08ID-10.95371CLSI08ID-1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)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
12.189.1799.90.1060.0480.9969.36.72965734.04
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.12.161000.5450.9113.17.1

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-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT2.152.871.3729551149699.620.22960.22810.2574Random44.25
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_d15.8509
f_angle_d1.209
f_chiral_restr0.0747
f_plane_restr0.015
f_bond_d0.0099
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3917
Nucleic Acid Atoms
Solvent Atoms199
Heterogen Atoms72

Software

Software
Software NamePurpose
PHENIXrefinement
BUSTERrefinement
autoPROCdata reduction
Aimlessdata scaling
PHASERphasing