3M2W

Crystal structure of MAPKAK kinase 2 (MK2) complexed with a spiroazetidine-tetracyclic ATP site inhibitor

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.3	298	0.1M BICINE, 1.3M SODIUM MALONATE, pH 8.3, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
3.66	66.42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 102.982	α = 90
b = 102.982	β = 90
c = 165.433	γ = 120

Symmetry
Space Group	P 63 2 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	MARMOSAIC 225 mm CCD		2008-01-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X10SA	1.00014	SLS	X10SA

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	2.4	30	97.9	0.13	18	11.7		20549			34

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)
	2.4	2.51	84.9		0.582	4.5	11.6	2257

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	FOURIER SYNTHESIS	THROUGHOUT	2.41	29.26	19521	1028	99.57	0.18723	0.18513	0.22685	RANDOM	21.937

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]
-0.41	-0.2		-0.41		0.61

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.074
r_dihedral_angle_4_deg	19.676
r_dihedral_angle_3_deg	15.546
r_dihedral_angle_1_deg	5.939
r_scangle_it	5.877
r_scbond_it	4.044
r_mcangle_it	2.731
r_mcbond_it	1.459
r_angle_refined_deg	1.384
r_angle_other_deg	0.79

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.074
r_dihedral_angle_4_deg	19.676
r_dihedral_angle_3_deg	15.546
r_dihedral_angle_1_deg	5.939
r_scangle_it	5.877
r_scbond_it	4.044
r_mcangle_it	2.731
r_mcbond_it	1.459
r_angle_refined_deg	1.384
r_angle_other_deg	0.79
r_mcbond_other	0.322
r_chiral_restr	0.078
r_bond_refined_d	0.014
r_gen_planes_refined	0.006
r_gen_planes_other	0.001
r_bond_other_d

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2274
Nucleic Acid Atoms
Solvent Atoms	135
Heterogen Atoms	30

Software

Software
Software Name	Purpose
REFMAC	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.