5UG8

Crystal structure of the EGFR kinase domain (L858R, T790M, V948R) in complex with a covalent inhibitor N-[(3R,4R)-4-fluoro-1-{6-[(1-methyl-1H-pyrazol-4-yl)amino]-9-(propan-2-yl)-9H-purin-2-yl}pyrrolidin-3-yl]propanamide

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		286	Salt: 0.2 M Ammonium sulfate Precipitant: 11.4 %w/v PEG 8000 Buffer: 0.1 M HEPES (pH 7.50) Precipitant: 10.0 %v/v iso-propanol

Crystal Properties
Matthews coefficient	Solvent content
1.84	33.11

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 34.948	α = 90
b = 69.836	β = 90
c = 113.252	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	98	PIXEL	DECTRIS PILATUS3 S 6M		2013-06-03	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 17-ID	1	APS	17-ID

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	1.46	59.44	99.9	0.058	16.2	6.4		49189			20

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)
1	1.46	1.54	100		0.486	3.2	6.4

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	MOLECULAR REPLACEMENT	THROUGHOUT	1.46	59.44	49060	2432	99.9	0.193	0.192	0.207	RANDOM	23.1

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]
3.59			-2.64		-0.95

RMS Deviations
Key	Refinement Restraint Deviation
c_dihedral_angle_d	19.1
c_scangle_it	2.8
c_scbond_it	1.94
c_mcangle_it	1.91
c_mcbond_it	1.17
c_angle_deg	0.8
c_improper_angle_d	0.64
c_bond_d	0.004
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2320
Nucleic Acid Atoms
Solvent Atoms	279
Heterogen Atoms	34

Software

Software
Software Name	Purpose
CNX	refinement
SCALA	data scaling
CNX	phasing