1B23

E. coli cysteinyl-tRNA and T. aquaticus elongation factor EF-TU:GTP ternary complex


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1TTTPDB ENTRY 1TTT

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.72772.1 M (NH4)2SO4, 30 MM TRIS, 5 MM MES, 10 MM MGCL2, 10 MM DTT, 1 MM GDPNP PH 6.7, 4 DEG. C, HANGING DROP, vapor diffusion - hanging drop, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
2.3443

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 126.75α = 90
b = 132.98β = 90
c = 154.88γ = 90
Symmetry
Space GroupF 2 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATEMARRESEARCH1997-04-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONEMBL/DESY, HAMBURG BEAMLINE X11EMBL/DESY, HAMBURGX11

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym 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
12.640890.04911.83.618435-333.6
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.62.7560.3962.43

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)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 1TTT2.61018043180431424890.2060.2060.263RANDOM56.9
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]
-31.5-414.9
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d5.41
x_scangle_it5.3
x_mcangle_it2.5
x_scbond_it2.5
x_mcbond_it1.5
x_angle_deg0.88
x_bond_d0.007
x_bond_d_na
x_bond_d_prot
x_angle_d
RMS Deviations
KeyRefinement Restraint Deviation
x_dihedral_angle_d5.41
x_scangle_it5.3
x_mcangle_it2.5
x_scbond_it2.5
x_mcbond_it1.5
x_angle_deg0.88
x_bond_d0.007
x_bond_d_na
x_bond_d_prot
x_angle_d
x_angle_d_na
x_angle_d_prot
x_angle_deg_na
x_angle_deg_prot
x_dihedral_angle_d_na
x_dihedral_angle_d_prot
x_improper_angle_d
x_improper_angle_d_na
x_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3144
Nucleic Acid Atoms1590
Solvent Atoms261
Heterogen Atoms51

Software

Software
Software NamePurpose
AMoREphasing
X-PLORrefinement
DENZOdata reduction
SCALEPACKdata scaling