4TTU

N-terminally truncated dextransucrase DSR-E from Leuconostoc mesenteroides NRRL B-1299 in complex with isomaltotriose


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 3TTQ 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP28515% PEG 3,350, 0.1M ammonium nitrate
Crystal Properties
Matthews coefficientSolvent content
2.5451.67

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 68.29α = 90
b = 100.1β = 90
c = 184.43γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 315r2011-11-25MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID23-10.87260ESRFID23-1

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
12.1848.31000.111115.46692725.9
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.182.31003.65.3

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 REPLACEMENTTHROUGHOUT3TTQ2.1843.9963475338899.950.16870.166250.21305RANDOM27.877
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]
0.02-0.02
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.373
r_dihedral_angle_4_deg15.381
r_dihedral_angle_3_deg12.973
r_dihedral_angle_1_deg6.522
r_long_range_B_refined6.52
r_long_range_B_other6.443
r_scangle_other4.536
r_mcangle_it3.601
r_mcangle_other3.601
r_scbond_it2.894
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.373
r_dihedral_angle_4_deg15.381
r_dihedral_angle_3_deg12.973
r_dihedral_angle_1_deg6.522
r_long_range_B_refined6.52
r_long_range_B_other6.443
r_scangle_other4.536
r_mcangle_it3.601
r_mcangle_other3.601
r_scbond_it2.894
r_scbond_other2.894
r_mcbond_it2.351
r_mcbond_other2.35
r_angle_refined_deg1.662
r_angle_other_deg1.015
r_chiral_restr0.102
r_bond_refined_d0.017
r_gen_planes_refined0.008
r_bond_other_d0.002
r_gen_planes_other0.001
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 Atoms8154
Nucleic Acid Atoms
Solvent Atoms715
Heterogen Atoms44

Software

Software
Software NamePurpose
REFMACrefinement
iMOSFLMdata reduction
SCALAdata scaling
PHASERphasing