2ZP1

Structual basis of iodo-tyrosine recognition by engineered archeal tyrosyl-tRNA synthetase


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
18.524-28% PEG300, 5-8% PEG8000, 10% Glycerol, 0.1M TRIS, PH8.5, VAPOR DIFFUSION, TEMPERATURE 293K, pH 8.50
Crystal Properties
Matthews coefficientSolvent content
2.652.68

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 102.201α = 90
b = 102.201β = 90
c = 71.904γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 210MONOCHROMATOR2006-06-03MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONPHOTON FACTORY BEAMLINE AR-NW12APhoton FactoryAR-NW12A

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
11.75099.90.0640.06443.4113.742504-326.6
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
1.71.7699.90.7340.7342.7511.9

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 1ZH01.741.6542370427399.80.1930.1930.22RANDOM33
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]
3.883.88-7.76
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22
c_scangle_it6.42
c_scbond_it4.55
c_mcangle_it3.18
c_mcbond_it2.52
c_angle_deg1.5
c_improper_angle_d0.91
c_bond_d0.009
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d22
c_scangle_it6.42
c_scbond_it4.55
c_mcangle_it3.18
c_mcbond_it2.52
c_angle_deg1.5
c_improper_angle_d0.91
c_bond_d0.009
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2474
Nucleic Acid Atoms
Solvent Atoms280
Heterogen Atoms14

Software

Software
Software NamePurpose
MOLREPphasing
CNSrefinement
HKL-2000data reduction
HKL-2000data scaling