5L3A

Fragment-based discovery of 6-arylindazole JAK inhibitors

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		277	2.1M Na Malonate pH 6.0/6.5, 0.1M glycine pH 8.2

Crystal Properties
Matthews coefficient	Solvent content
3.16	60

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 108.14	α = 90
b = 69.7	β = 98.28
c = 50.65	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	PIXEL	DECTRIS PILATUS3 6M		2013-09-23	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I02	0.97949	Diamond	I02

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	1.98	25.15	98.4	0.107	8	3.2		25595

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.98	2.03	97.2		0.678	0.5	3.2	3.2

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	1.98	25.15	24289	1303	98.27	0.23547	0.2333	0.27657	RANDOM	40.346

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]
0.56		1.68	-1.18		0.12

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.609
r_dihedral_angle_4_deg	20.745
r_dihedral_angle_3_deg	15.098
r_dihedral_angle_1_deg	5.796
r_long_range_B_refined	3.237
r_long_range_B_other	3.214
r_mcangle_it	1.838
r_mcangle_other	1.837
r_angle_refined_deg	1.302
r_scangle_other	1.212
r_mcbond_it	0.991
r_mcbond_other	0.985
r_angle_other_deg	0.938
r_scbond_it	0.623
r_scbond_other	0.622
r_chiral_restr	0.077
r_bond_refined_d	0.009
r_gen_planes_refined	0.004
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2389
Nucleic Acid Atoms
Solvent Atoms	45
Heterogen Atoms	14

Software

Software
Software Name	Purpose
REFMAC	refinement
xia2	data reduction
Aimless	data scaling
REFMAC	phasing