3CIO

The kinase domain of Escherichia coli tyrosine kinase ETK

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	295	0.14M AMMONIUM SULFATE, 17% PEG 8000, 0.014M EDTA, 0.086M BIS-TRIS. ADDITIVE: 1M SODIUM BROMIDE, OR 40% ACETONITRILE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 295K, pH 6.50

Crystal Properties
Matthews coefficient	Solvent content
2.45	49.85

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 115.514	α = 90
b = 51.731	β = 114.57
c = 120.519	γ = 90

Symmetry
Space Group	C 1 2 1

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 210		2006-10-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CHESS BEAMLINE A1		CHESS	A1

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)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2.5	29.93	59.7	0.09	0.064	14.1	3.4		23004		32.6

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)	Redundancy	Number Unique Reflections (All)
	2.5	2.54	61.8		0.571	0.407	1.1	1.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	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	SAD	2.5	29.93	15757	776	69.2	0.196	0.196	0.254	5%	67.64

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]
17.989		-14.454	12.023		-30.011

RMS Deviations
Key	Refinement Restraint Deviation
c_scangle_it	7.605
c_scbond_it	5.602
c_mcangle_it	5.571
c_mcbond_it	3.765
c_bond_d
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3945
Nucleic Acid Atoms
Solvent Atoms	114
Heterogen Atoms	3

Software

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