4AZ7

Differential inhibition of the tandem GH20 catalytic modules in the pneumococcal exo-beta-D-N-acetylglucosaminidase, StrH


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2YL6PDB ENTRY 2YL6

Crystallization

Crystal Properties
Matthews coefficientSolvent content
2.5251.18

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 78.5α = 90
b = 109.8β = 90
c = 112.5γ = 90
Symmetry
Space GroupI 2 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCHMSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSSRL BEAMLINE BL9-2SSRLBL9-2

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
11.735.391000.0722.29.8537492
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)
11.71.7999.90.45.89.6

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)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 2YL61.735.1251018273099.960.143580.142030.17221RANDOM16.345
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]
-0.04-0.030.07
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.336
r_dihedral_angle_4_deg17.069
r_dihedral_angle_3_deg12.139
r_dihedral_angle_1_deg5.847
r_angle_refined_deg1.356
r_chiral_restr0.089
r_bond_refined_d0.011
r_gen_planes_refined0.007
r_bond_other_d
r_angle_other_deg
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg35.336
r_dihedral_angle_4_deg17.069
r_dihedral_angle_3_deg12.139
r_dihedral_angle_1_deg5.847
r_angle_refined_deg1.356
r_chiral_restr0.089
r_bond_refined_d0.011
r_gen_planes_refined0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_it
r_mcbond_other
r_mcangle_it
r_mcangle_other
r_scbond_it
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3391
Nucleic Acid Atoms
Solvent Atoms583
Heterogen Atoms74

Software

Software
Software NamePurpose
REFMACrefinement
PHASERphasing