1TDJ

THREONINE DEAMINASE (BIOSYNTHETIC) FROM E. COLI


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
18PROTEIN AT 40 MG/ML WAS MIXED WITH, THEN EQUILIBRATED OVER 11% PEG 4K, 40 MM TRIS 8.0, 60 MM MGCL2, AT RT.
Crystal Properties
Matthews coefficientSolvent content
2.846

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 85.1α = 90
b = 90.8β = 90
c = 162.8γ = 90
Symmetry
Space GroupI 2 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray293AREA DETECTORSIEMENS1995-09-26M
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU RUH2R

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
12.716780.0550.088142138600.528.3
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)
12.72.86300.1970.3722.91

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (All)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 DIFFRACTIONSIRASFREE R2.81613542135421009860.210.210.20.34RANDOM SUBSET
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]
RMS Deviations
KeyRefinement Restraint Deviation
t_dihedral_angle_d21.4
t_angle_deg2.9
t_it2.1
t_nbd0.032
t_gen_planes0.022
t_bond_d0.02
t_trig_c_planes0.018
t_incorr_chiral_ct
t_pseud_angle
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3800
Nucleic Acid Atoms
Solvent Atoms33
Heterogen Atoms15

Software

Software
Software NamePurpose
PHASESphasing
TNTrefinement
XENGENdata reduction
XENGENdata scaling