6TGU

Crystal structure of human protein kinase CK2alpha'(CSNK2A2 gene product) in complex with the 2-aminothiazole-type inhibitor Cl-OH-3

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8.5	293	RESERVOIR COMPOSITION: 28 % (W/V) PEG6000, 0.9 M LICL, 0.1 M, TRIS/HCL, PH 8.5; CRYSTALLIZATION DROP COMPOSITION PRIOR TO EQUILIBRATION: 0.01 ML RESERVOIR SOLUTION PLUS 0.02 ML CK2ALPHA' (MUTANT CYS336SER)/INHIBITOR MB002 MIXTURE (0.180 ML 6 MG/ML CK2ALPHA-'CYS336SER, 0.5 M NACL, 25 MM TRIS/HCL, PH 8.5, MIXED AND PRE-EQUILIBRATED WITH 0.02 ML 10 MM MB002 IN DIMETHYL SULFOXIDE); THE INHIBITOR MB002 WAS REPLACED BY EXTENSIVE SOAKING WITH THE 2-AMINOTHIAZOLE-TYPE INHIBITOR Cl-OH-3

Crystal Properties
Matthews coefficient	Solvent content
2.61	52.82

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 46.288	α = 66.797
b = 47.532	β = 90.282
c = 50.403	γ = 89.594

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	PIXEL	DECTRIS PILATUS 2M-F		2019-04-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06DA	0.8000	SLS	X06DA

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	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	0.833	46.285	83.6	0.034	0.034	0.036	0.014	0.999	21	6.7		309020			8.9

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	0.833	0.884	24.5		1.128	1.128	1.223	0.469	0.568	1.4	6.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	AB INITIO PHASING	FREE R-VALUE	0.833	46.285	1.97	309020	1539	83.21	0.144	0.1439	0.1669	16.39

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
Key	Refinement Restraint Deviation
f_dihedral_angle_d	16.7521
f_angle_d	1.4992
f_chiral_restr	0.1109
f_bond_d	0.0169
f_plane_restr	0.0131

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2759
Nucleic Acid Atoms
Solvent Atoms	421
Heterogen Atoms	51

Software

Software
Software Name	Purpose
XDS	data reduction
autoPROC	data scaling
Arcimboldo	phasing
PHENIX	refinement

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.