3KXM

Crystal structure of Z. mays CK2 kinase alpha subunit in complex with the inhibitor K74

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	8	293	20% PEG 4000, 0.2M Na-acetate, 0.1M Tris, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.49	50.53

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 142.185	α = 90
b = 60.533	β = 103.04
c = 45.873	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 315r	mirrors	2008-04-30	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	0.976250	ESRF	ID23-1

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	1.75	69.34	91.2	0.065	0.065	17.2	5		35009			30.21

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	1.75	1.84	62.6		0.379	0.379	1.9	3.8	3510

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation 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	Rigid body in an isomorphous cell	THROUGHOUT	1.75	69.338	34991	1755	91.07	0.227	0.224	0.282	RANDOM	35.788

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]
-3.03		-1.23	-0.19		2.67

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.838
r_dihedral_angle_4_deg	20.808
r_dihedral_angle_3_deg	17.27
r_dihedral_angle_1_deg	6.75
r_scangle_it	4.064
r_scbond_it	2.853
r_angle_refined_deg	1.99
r_mcangle_it	1.693
r_mcbond_it	1.096
r_chiral_restr	0.141

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.838
r_dihedral_angle_4_deg	20.808
r_dihedral_angle_3_deg	17.27
r_dihedral_angle_1_deg	6.75
r_scangle_it	4.064
r_scbond_it	2.853
r_angle_refined_deg	1.99
r_mcangle_it	1.693
r_mcbond_it	1.096
r_chiral_restr	0.141
r_bond_refined_d	0.022
r_gen_planes_refined	0.009

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2721
Nucleic Acid Atoms
Solvent Atoms	179
Heterogen Atoms	20

Software

Software
Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
ADSC	data collection
MOSFLM	data reduction

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.