7D1E

Crystal structure of Bacteroides thetaiotaomicron glutaminyl cyclase bound to N-acetylhistamine


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4FUU 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP5.5293.150.2 M NaCl, 0.1 M Bis-Tris, pH 5.5 and 25% (w/v) PEG 4000
Crystal Properties
Matthews coefficientSolvent content
2.0640.39

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 41.308α = 90
b = 77.381β = 114.54
c = 48.867γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDRAYONIX MX300HE2018-09-23MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSRRC BEAMLINE TPS 05A1.0NSRRCTPS 05A

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
11.85451000.11710.83.623903
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)
11.851.921000.6642.13.3

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 REPLACEMENTTHROUGHOUT4FUU1.8544.4522212119597.690.14150.13880.1934RANDOM23.483
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]
-0.110.15-0.330.22
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.86
r_sphericity_free21.8
r_dihedral_angle_4_deg19.339
r_dihedral_angle_3_deg14.103
r_dihedral_angle_1_deg5.821
r_sphericity_bonded5.661
r_angle_refined_deg1.41
r_rigid_bond_restr1.374
r_angle_other_deg0.948
r_chiral_restr0.09
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg38.86
r_sphericity_free21.8
r_dihedral_angle_4_deg19.339
r_dihedral_angle_3_deg14.103
r_dihedral_angle_1_deg5.821
r_sphericity_bonded5.661
r_angle_refined_deg1.41
r_rigid_bond_restr1.374
r_angle_other_deg0.948
r_chiral_restr0.09
r_bond_refined_d0.01
r_gen_planes_refined0.006
r_bond_other_d0.002
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2323
Nucleic Acid Atoms
Solvent Atoms184
Heterogen Atoms12

Software

Software
Software NamePurpose
HKL-2000data reduction
HKL-2000data scaling
MOLREPphasing
REFMACrefinement
PDB_EXTRACTdata extraction