3CUI

Cellulomonas fimi Xylanase/Cellulase Cex (Cf Xyn10A) in complex with sulfur substituted beta-1,4 xylotetraose


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2EXOPDB entry 2EXO

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP4.6298PEG4000, sodium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.1241.87

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 85.7α = 90
b = 85.7β = 90
c = 78.977γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 42003-10-17MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONCHESS BEAMLINE A10.976CHESSA1

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)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
11.43099.70.12915.212.65818158006
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1.41.421000.83810.32871

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entry 2EXO1.519.874767247481285299.570.1350.1330.167RANDOM17.368
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
r_dihedral_angle_2_deg29.659
r_dihedral_angle_4_deg17.148
r_dihedral_angle_3_deg10.73
r_dihedral_angle_1_deg5.802
r_sphericity_free4.385
r_scangle_it2.949
r_sphericity_bonded2.827
r_scbond_it2.137
r_mcangle_it1.41
r_angle_refined_deg1.293
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg29.659
r_dihedral_angle_4_deg17.148
r_dihedral_angle_3_deg10.73
r_dihedral_angle_1_deg5.802
r_sphericity_free4.385
r_scangle_it2.949
r_sphericity_bonded2.827
r_scbond_it2.137
r_mcangle_it1.41
r_angle_refined_deg1.293
r_rigid_bond_restr1.198
r_mcbond_it1.009
r_nbtor_refined0.308
r_symmetry_hbond_refined0.218
r_nbd_refined0.197
r_symmetry_vdw_refined0.193
r_xyhbond_nbd_refined0.123
r_chiral_restr0.082
r_bond_refined_d0.011
r_gen_planes_refined0.006
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2444
Nucleic Acid Atoms
Solvent Atoms472
Heterogen Atoms37

Software

Software
Software NamePurpose
REFMACrefinement
SCALEPACKdata scaling
CNSrefinement
DENZOdata reduction
PDB_EXTRACTdata extraction
ADSCdata collection
CNSphasing