3WTX

Crystal structure of the complex comprised of ETS1(Y329A), RUNX1, CBFBETA, and the tcralpha gene enhancer DNA

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	5.8	298	10% PEG 4000, 0.25M AMMONIUM ACETATE, 0.05M SODIUM ACETATE PH5.8, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.88	57.27

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 78.727	α = 90
b = 101.988	β = 90
c = 194.77	γ = 90

Symmetry
Space Group	P 21 21 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 315		2008-07-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SPRING-8 BEAMLINE BL41XU	1.0	SPring-8	BL41XU

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	2.8	50	98.4	0.064	11.8	12.3		38872

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.8	2.9	88.6		0.405		8

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-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 3WTS	2.8	45.18	38789	3891	98.3	0.237	0.237	0.271	RANDOM	86.25

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]
11.15			21.53		-32.67

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	22.2
c_scangle_it	3.07
c_mcangle_it	2.37
c_scbond_it	1.91
c_mcbond_it	1.34
c_angle_deg	1.1
c_improper_angle_d	1.01
c_bond_d	0.007
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 Atoms	Number
Protein Atoms	5701
Nucleic Acid Atoms	1218
Solvent Atoms	21
Heterogen Atoms

Software

Software
Software Name	Purpose
PHASER	phasing
CNS	refinement
HKL-2000	data reduction
DENZO	data reduction
SCALEPACK	data scaling