3ZJV

Ternary complex of E .coli leucyl-tRNA synthetase, tRNA(Leu) and the benzoxaborole AN3213 in the editing conformation


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1H3NPDB ENTRY 1H3N

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
15.6THE TERNARY COMPLEX ECLEURS-TRNA-AN3213 WAS CRYSTALLIZED FROM 0.1 M SODIUM ACETATE AT PH 5.6, 14-18 % PEG 6000 AND 200 MM NACL. CRYSTALS WERE FROZEN IN LIQUID NITROGEN USING A CRYOPROTECTING SOLUTION CONTAINING 22 % ETHYLENE GLYCOL
Crystal Properties
Matthews coefficientSolvent content
2.448.8

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 89.37α = 90
b = 76.94β = 102.37
c = 90.71γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 42008-07-09MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-2ESRFID14-2

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
12.3188.799.90.0616.83.7552864
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)
12.312.3799.90.582.53.76

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 REPLACEMENTTHROUGHOUTPDB ENTRY 1H3N2.3188.7450171269399.870.202820.200460.24747RANDOM38.428
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]
0.56-0.48-0.65-0.12
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.648
r_dihedral_angle_4_deg16.571
r_dihedral_angle_3_deg16.166
r_dihedral_angle_1_deg6.06
r_angle_refined_deg1.458
r_chiral_restr0.102
r_bond_refined_d0.012
r_gen_planes_refined0.007
r_bond_other_d
r_angle_other_deg
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg32.648
r_dihedral_angle_4_deg16.571
r_dihedral_angle_3_deg16.166
r_dihedral_angle_1_deg6.06
r_angle_refined_deg1.458
r_chiral_restr0.102
r_bond_refined_d0.012
r_gen_planes_refined0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
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_mcbond_it
r_mcbond_other
r_mcangle_it
r_mcangle_other
r_scbond_it
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6462
Nucleic Acid Atoms1833
Solvent Atoms405
Heterogen Atoms

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
XSCALEdata scaling
PHASERphasing