3IOK

2-Aminopyrazolo[1,5-a]pyrimidines as potent and selective inhibitors of JAK2

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION		298	2.1 - 1.5 D-L malic acid, vapor diffusion, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.37	48.03

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 93.512	α = 90
b = 102.546	β = 90
c = 67.602	γ = 90

Symmetry
Space Group	C 2 2 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		2006-10-15	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.2	1.00	ALS	5.0.2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	2.1	46.76	99.9	0.073	0.083	10.1	4.73	20007	19316			32.04

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.1	2.18	100		0.296	0.334	4.3	4.81	1895

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	FOURIER SYNTHESIS	THROUGHOUT	2.1	20	20007	19286	1509	99.94	0.228	0.228	0.224	0.27	RANDOM	34.532

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]
-1.72			2.36		-0.64

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.63
r_dihedral_angle_4_deg	16.565
r_dihedral_angle_3_deg	15.782
r_dihedral_angle_1_deg	5.178
r_scangle_it	2.482
r_scbond_it	1.52
r_mcangle_it	1.231
r_angle_refined_deg	1.116
r_mcbond_it	0.718
r_nbtor_refined	0.302
r_nbd_refined	0.18
r_symmetry_hbond_refined	0.156
r_xyhbond_nbd_refined	0.141
r_symmetry_vdw_refined	0.134
r_chiral_restr	0.079
r_bond_refined_d	0.008
r_gen_planes_refined	0.004

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2382
Nucleic Acid Atoms
Solvent Atoms	78
Heterogen Atoms	26

Software

Software
Software Name	Purpose
d*TREK	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
BOS	data collection
d*TREK	data reduction
REFMAC	phasing