Experiment: 5NOO

Crystal Structure of C.elegans Thymidylate Synthase in Complex with dUMP and Tomudex

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4EB4

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		277	0.1M Bis-Tris pH 7.0, 0.2M NaAcetate, 17% PEG 3350

Crystal Properties
Matthews coefficient	Solvent content
2.71	54.65

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 70.085	α = 90
b = 94.314	β = 105.36
c = 122.048	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	120	CCD	AGILENT ATLAS CCD		2010-12-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SEALED TUBE	OXFORD DIFFRACTION NOVA	1.5418

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2.9	14.7	96.4	0.135	4.6	1.8		32822

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)	Redundancy	Number Unique Reflections (All)
1	2.9	3.06	99.1		0.375	0.375		2.1	4929

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	4EB4	2.9	14.7	32808		96.01	0.2102	0.2267	0.2473	0.2643	41.6245

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]

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9163
Nucleic Acid Atoms
Solvent Atoms	84
Heterogen Atoms	208

Software

Software
Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
CrysalisPro	data reduction
CrysalisPro	data collection
PHASER	phasing
SCALA	data scaling