3U9C

Structure of a C-terminal deletion mutant of human protein kinase CK2 catalytic subunit with the ATP-competitive inhibitor resorufin

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3NGA	PDB ENTRY 3NGA

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		6.5	293	reservoir: 30 % polyethylene glycol 8000, 0.2 M ammonium sulfate, 0.1 M sodium cacodylate buffer; drop: 2 microliters preincubated CK2alpha/resorufin mixture (5 mM resorufin, 5 mg/ml Ck2alpha), 1 reservoir solution , pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
3.2	61.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 127.777	α = 90
b = 127.777	β = 90
c = 125.766	γ = 90

Symmetry
Space Group	P 43 21 2

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	MAR CCD 165 mm		2008-02-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	BESSY BEAMLINE 14.1		BESSY	14.1

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	3.2	38.5	99.6	0.178	0.178	14.6	10.2		17653

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	3.2	3.37	100		0.689	0.689	3.9	10.4

Refinement

Statistics
Diffraction ID	Structure Solution Method	Starting model	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	MOLECULAR REPLACEMENT	PDB ENTRY 3NGA	3.2	19.948	1.36	17632	881	99.89	0.2024	0.2008	0.2311

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]
0.871			0.871		-1.7421

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	10.877
f_angle_d	0.574
f_chiral_restr	0.044
f_plane_restr	0.003
f_bond_d	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	5586
Nucleic Acid Atoms
Solvent Atoms	55
Heterogen Atoms	98

Software

Software
Software Name	Purpose
PHENIX	refinement
XDS	data reduction
XSCALE	data scaling

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729.