5NH6

Crystal structure of xylose isomerase from Piromyces E2 Complexed with one Mg2+ ion and xylitol


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 5NH5D_1200004044

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP729413-15 % PEG 3350, 10 mM MgCl2, 0.1 M Hepes pH 7.0
Crystal Properties
Matthews coefficientSolvent content
2.345

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 78.82α = 115.42
b = 79.34β = 90.18
c = 91.8γ = 116.72
Symmetry
Space GroupP 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray110IMAGE PLATEMARRESEARCH2014-09-24MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODEBRUKER AXS MICROSTAR-H1.5418

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)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
11.7536.193.30.0660.0470.998144163788
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.751.7879.20.4310.3160.7922.94

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 REPLACEMENTTHROUGHOUTD_12000040441.7536.1155574816593.250.140870.139830.16079RANDOM17.719
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]
-0.01-0.020.01
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.68
r_dihedral_angle_4_deg15.03
r_dihedral_angle_3_deg13.102
r_dihedral_angle_1_deg5.63
r_long_range_B_refined5.177
r_long_range_B_other4.767
r_scangle_other2.152
r_scbond_it1.343
r_angle_refined_deg1.333
r_scbond_other1.329
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.68
r_dihedral_angle_4_deg15.03
r_dihedral_angle_3_deg13.102
r_dihedral_angle_1_deg5.63
r_long_range_B_refined5.177
r_long_range_B_other4.767
r_scangle_other2.152
r_scbond_it1.343
r_angle_refined_deg1.333
r_scbond_other1.329
r_mcangle_it1.15
r_mcangle_other1.15
r_angle_other_deg1.046
r_mcbond_it0.696
r_mcbond_other0.696
r_chiral_restr0.081
r_bond_refined_d0.01
r_gen_planes_refined0.007
r_bond_other_d0.005
r_gen_planes_other0.004
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_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms13871
Nucleic Acid Atoms
Solvent Atoms1836
Heterogen Atoms59

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
Aimlessdata scaling
PHASERphasing