2AAR

Structure of trigger factor binding domain in biologically homologous complex with eubacterial ribosome.


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1NKWPDB ENTRY 1NKW

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7.8293pH 7.8, VAPOR DIFFUSION, HANGING DROP, temperature 20K
Crystal Properties
Matthews coefficientSolvent content
3.9864

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 169.386α = 90
b = 407.063β = 90
c = 692.746γ = 90
Symmetry
Space GroupI 2 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-rayCCDADSC QUANTUM 3152005-04-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 19-ID0.97934APS19-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (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
13.520294915

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONFOURIER SYNTHESISTHROUGHOUTPDB ENTRY 1NKW3.581.527086813451990.2550.2670.2510.32RANDOM98
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]
-27.3755.85-28.47
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d18.8
c_improper_angle_d1.49
c_angle_deg1.3
c_bond_d0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms271
Nucleic Acid Atoms59359
Solvent Atoms
Heterogen Atoms

Software

Software
Software NamePurpose
HKL-2000data collection
TRUNCATEdata reduction
CCP4model building
CNSrefinement
HKL-2000data reduction
CCP4data scaling
CCP4phasing