4E5A

The W197A mutant of p38a MAP kinase

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	277	3%-17% (w/v) PEG 3350, 0.1M Hepes pH 6.5-7.25, 0.2M KF, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.55	51.76

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 72.493	α = 90
b = 75.74	β = 90
c = 76.588	γ = 90

Symmetry
Space Group	P 21 21 21

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		2010-06-29	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	0.976	ESRF	ID23-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.86	50	96	0.062	37.6	2.8	33999	33999

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MIR	THROUGHOUT	1.87	50	30867	30867	1638	91.24	0.2186	0.21112	0.20886	0.25327	RANDOM	41.362

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]
0.33			-1.07		0.74

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	35.928
r_dihedral_angle_4_deg	22.511
r_dihedral_angle_3_deg	15.822
r_dihedral_angle_1_deg	6.266
r_scangle_it	4.513
r_scbond_it	2.925
r_mcangle_it	1.984
r_angle_refined_deg	1.565
r_mcbond_it	1.237
r_nbtor_refined	0.314
r_nbd_refined	0.224
r_symmetry_vdw_refined	0.191
r_xyhbond_nbd_refined	0.157
r_chiral_restr	0.12
r_symmetry_hbond_refined	0.112
r_bond_refined_d	0.017
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2676
Nucleic Acid Atoms
Solvent Atoms	216
Heterogen Atoms

Software

Software
Software Name	Purpose
HKL-2000	data collection
MOLREP	phasing
REFMAC	refinement
HKL-2000	data reduction
SCALEPACK	data scaling