2HCJ

Trypsin-modified Elongation Factor Tu in complex with tetracycline


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelOtherChain A, residues 8-39, 59-260, 264-393 of tm-EF-Tu-MgGDP in space group C2221, 1.9A model (unpublished)

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROPVAPOR DIFFUSION, SITTING DROP
Crystal Properties
Matthews coefficientSolvent content
2.346.62

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 69.11α = 90
b = 69.11β = 90
c = 157.33γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-rayIMAGE PLATERIGAKU RAXIS IV1999-10-04MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU1.5418

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
12.1251.92930.0462.72077339.3
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)
2.122.1857.50.4161.4927

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-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTChain A, residues 8-39, 59-260, 264-393 of tm-EF-Tu-MgGDP in space group C2221, 1.9A model (unpublished)2.1251.922074820748100792.50.20.234RANDOM43.67
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]
0.870.87-1.73
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d25
c_scangle_it6.24
c_scbond_it4.88
c_mcangle_it3.1
c_mcbond_it2
c_angle_deg1.6
c_improper_angle_d0.95
c_bond_d0.009
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2909
Nucleic Acid Atoms
Solvent Atoms160
Heterogen Atoms74

Software

Software
Software NamePurpose
CNSrefinement
EPMRphasing