1TSN

THYMIDYLATE SYNTHASE TERNARY COMPLEX WITH FDUMP AND METHYLENETETRAHYDROFOLATE


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelOtherTS.FDUMP.CB3717

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION8CRYSTALLIZED BY VAPOR DIFFUSION FROM A SOLUTION OF 8MG/ML PROTEIN, 2MM FDUMP, 10MM CH2THF, 20MM PHOSPHATE PH 8.0, 4MM DTT, AND 1.05M AMMONIUM SULFATE; EQUILIBRATED AGAINST A SOLUTION OF 2.10M AMMONIUM SULFATE, 20MM PHOSPHATE PH 8.0, AND 4MM DTT., vapor diffusion
Crystal Properties
Matthews coefficientSolvent content
2.8356.52

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 72.1α = 90
b = 72.1β = 90
c = 115.27γ = 120
Symmetry
Space GroupP 31 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray298DIFFRACTOMETERENRAF-NONIUS FAST1996-05-22M
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODEENRAF-NONIUS FR571

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
12.2998.40.0956.44.118104
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)
12.22.2998.50.3551.93.4

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTS.FDUMP.CB37172.291810418104980.17821
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
p_transverse_tor29.3
p_staggered_tor17.2
p_scangle_it3.654
p_planar_tor3.5
p_mcangle_it2.417
p_scbond_it2.278
p_mcbond_it1.603
p_chiral_restr0.223
p_multtor_nbd0.214
p_singtor_nbd0.21
RMS Deviations
KeyRefinement Restraint Deviation
p_transverse_tor29.3
p_staggered_tor17.2
p_scangle_it3.654
p_planar_tor3.5
p_mcangle_it2.417
p_scbond_it2.278
p_mcbond_it1.603
p_chiral_restr0.223
p_multtor_nbd0.214
p_singtor_nbd0.21
p_angle_d0.05
p_planar_d0.041
p_bond_d0.019
p_plane_restr0.016
p_angle_deg
p_hb_or_metal_coord
p_xhyhbond_nbd
p_xyhbond_nbd
p_orthonormal_tor
p_special_tor
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2153
Nucleic Acid Atoms
Solvent Atoms110
Heterogen Atoms59

Software

Software
Software NamePurpose
GPRLSArefinement
MADNESdata reduction
PROCORdata scaling