Glucuronoxylan-specific GH30_8 family xylanase CtXyn30A from Clostridium thermocellum complex with glucuronic acid epoxide inhibitor


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4CKQ 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION292100 mM Tris-HCl pH 8.5, 12% PEG 8000
Crystal Properties
Matthews coefficientSolvent content
2.5952.6

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 51.071α = 98.395
b = 60.514β = 97.404
c = 83.88γ = 105.501
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER2 XE 16M2023-05-06MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONDIAMOND BEAMLINE I030.9763DiamondI03

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
11.548.44980.0710.10.0710.9917.43.6147933
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)
1.51.5396.70.6460.9130.6460.6311.33.7

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Work (Depositor)R-Free (Depositor)Mean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1.548.44147844729697.9350.190.1890.214715.224
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]
0.176-0.0470.7290.113-0.184-0.403
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_6_deg15.654
r_dihedral_angle_3_deg10.808
r_dihedral_angle_2_deg9.333
r_dihedral_angle_1_deg7.282
r_lrange_it4.049
r_lrange_other3.815
r_scangle_it2.849
r_scangle_other2.849
r_scbond_it1.954
r_scbond_other1.954
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_6_deg15.654
r_dihedral_angle_3_deg10.808
r_dihedral_angle_2_deg9.333
r_dihedral_angle_1_deg7.282
r_lrange_it4.049
r_lrange_other3.815
r_scangle_it2.849
r_scangle_other2.849
r_scbond_it1.954
r_scbond_other1.954
r_angle_refined_deg1.95
r_mcangle_it1.835
r_mcangle_other1.834
r_mcbond_it1.346
r_mcbond_other1.344
r_angle_other_deg0.995
r_chiral_restr0.238
r_nbd_refined0.195
r_nbtor_refined0.162
r_nbd_other0.155
r_symmetry_nbd_other0.143
r_xyhbond_nbd_refined0.108
r_symmetry_nbd_refined0.107
r_symmetry_xyhbond_nbd_refined0.098
r_symmetry_nbtor_other0.064
r_ncsr_local_group_10.054
r_bond_refined_d0.012
r_bond_other_d0.005
r_gen_planes_refined0.003
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6252
Nucleic Acid Atoms
Solvent Atoms897
Heterogen Atoms64

Software

Software
Software NamePurpose
REFMACrefinement
REFMACrefinement
Aimlessdata scaling
DIALSdata reduction
gemmidata extraction
MOLREPphasing