2Y5E

BARLEY LIMIT DEXTRINASE IN COMPLEX WITH ALPHA-CYCLODEXTRIN


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
16.630% (W/V) PEG 3350, 0.3 M NAI, pH 6.6
Crystal Properties
Matthews coefficientSolvent content
2.244.5

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 174.84α = 90
b = 85.61β = 96.83
c = 61.12γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCH SX-1652009-05-29MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONMAX II BEAMLINE I911-5MAX III911-5

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
12.4835.998.10.0913.13.73082134.31
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)
12.482.6187.70.432.33.1

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 2X4B2.4933.4680.0130660153292.740.17520.17520.22639.7
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]
-2.86964.8937-2.31255.1821
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d18.424
f_angle_d0.647
f_chiral_restr0.044
f_bond_d0.002
f_plane_restr0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6685
Nucleic Acid Atoms
Solvent Atoms218
Heterogen Atoms82

Software

Software
Software NamePurpose
PHENIXrefinement
MOSFLMdata reduction
SCALAdata scaling
PHASERphasing