4Z3V

Fragment-Based Discovery of a Small Molecule Reversible Inhibitor of Bruton's Tyrosine Kinase

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	277	10% polyethylene glycol 4000, 20% glycerol, 0.1M imidazole/MES, pH 6.5, 0.12M alcohol mixture

Crystal Properties
Matthews coefficient	Solvent content
2.29	46.34

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 73.092	α = 90
b = 104.1	β = 90
c = 38.078	γ = 90

Symmetry
Space Group	P 21 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	MARMOSAIC 300 mm CCD		2012-02-08	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 23-ID-B	1.033	APS	23-ID-B

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	1.55	50	95	0.097	9.5	6.5		40885

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PDB entry 3GEN	1.6	30	36431	1914	97.76	0.1663	0.1646	0.1975	RANDOM	17.847

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]
1.05			-0.47		-0.58

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.866
r_dihedral_angle_4_deg	15.597
r_dihedral_angle_3_deg	11.778
r_dihedral_angle_1_deg	6.462
r_angle_refined_deg	1.286
r_chiral_restr	0.107
r_bond_refined_d	0.008
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2214
Nucleic Acid Atoms
Solvent Atoms	406
Heterogen Atoms	42

Software

Software
Software Name	Purpose
HKL-2000	data reduction
HKL-2000	data scaling
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.