4PYS

The crystal structure of beta-N-acetylhexosaminidase from Bacteroides fragilis NCTC 9343


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP7.52890.2M Magnesium chloride, 0.1M HEPES:NaOH, 15%(v/v) PEG 400, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 289K
Crystal Properties
Matthews coefficientSolvent content
3.1360.67

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 96.82α = 90
b = 96.82β = 90
c = 315.967γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315rmirror2014-03-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 19-ID0.97913APS19-ID

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
11.8234.599.60.094324.5134406134406-525.6
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)
11.821.8599.90.6342.64.36620

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Cut-off Sigma (F)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 DIFFRACTIONSAD1.82234.0321.35134251134251673999.590.16570.16450.1895random
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_d13.235
f_angle_d1.071
f_chiral_restr0.079
f_bond_d0.007
f_plane_restr0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7853
Nucleic Acid Atoms
Solvent Atoms604
Heterogen Atoms68

Software

Software
Software NamePurpose
SBC-Collectdata collection
SHELXDphasing
MLPHAREphasing
DMmodel building
ARPmodel building
WARPmodel building
HKL-3000phasing
PHENIXrefinement
HKL-3000data reduction
HKL-3000data scaling
DMphasing