1J91

Crystal structure of Z. mays CK2 kinase alpha subunit in complex with the ATP-competitive inhibitor 4,5,6,7-tetrabromobenzotriazole

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	293	PEG 4000, sodium acetate, Tris-HCl, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
1.99	38.32

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 48.255	α = 89.77
b = 55.943	β = 102.51
c = 60.302	γ = 99.27

Symmetry
Space Group	P 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	IMAGE PLATE	MARRESEARCH		2000-07-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ELETTRA BEAMLINE 5.2R	1.0	ELETTRA	5.2R

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	2.189	20.445	87.5	0.049	13.5	1.7	31302	27389	2	2	21.2

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)
	2.19	2.31	82.8		0.093	7.2	1.6

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (I)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	2.22	19.92	2	2	29954	26659	1300	89	0.205	0.268	RANDOM	41.3

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]
-9.28	4.63	-7.08	7.66	-12.63	1.61

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	21.4
c_scangle_it	6.22
c_scbond_it	4.72
c_mcangle_it	4.62
c_mcbond_it	3.27
c_angle_deg	1.5
c_improper_angle_d	0.95
c_bond_d	0.008
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	5454
Nucleic Acid Atoms
Solvent Atoms	227
Heterogen Atoms	26

Software

Software
Software Name	Purpose
AMoRE	phasing
CNS	refinement
MOSFLM	data reduction
CCP4	data scaling