5TNT

Discovery of novel aminobenzisoxazole derivatives as orally available factor IXa inhibitors

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	9	295	50 MM CHES, PH 9.0, 1.3 M TRI-SODIUM CITRATE AND 3 MM COMPOUND (CROSS SEEDED WITH CRYSTALS GROWN FROM REMARK 280 50 MM TRIS, PH 7.2, 1.45 M AMMONIUM SULFATE, 2.0 M SODIUM CHLORIDE AND 3 MM COMPOUND)

Crystal Properties
Matthews coefficient	Solvent content
2.78	55.82

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 99.084	α = 90
b = 99.084	β = 90
c = 94.68	γ = 120

Symmetry
Space Group	H 3

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	95	CCD	RAYONIX MX-300		2013-05-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CLSI BEAMLINE 08ID-1	0.979490	CLSI	08ID-1

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	1.4	28.6	99.8	0.092	0.092	11.7	5.6		68182			17.95

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	1.4	1.404	91.3		0.446	0.446	3.4	5.6

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	1RFN	1.4	20.5	68156	3404	99.9	0.147	0.146	0.161	RANDOM	25.14

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]
0.0611			0.0611		-0.1221

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	13.38
t_omega_torsion	4.77
t_angle_deg	1.13
t_bond_d	0.01
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	13.38
t_omega_torsion	4.77
t_angle_deg	1.13
t_bond_d	0.01
t_dihedral_angle_d
t_incorr_chiral_ct
t_pseud_angle
t_trig_c_planes
t_gen_planes
t_it
t_nbd
t_improper_torsion
t_chiral_improper_torsion
t_sum_occupancies
t_utility_distance
t_utility_angle
t_utility_torsion
t_ideal_dist_contact

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2252
Nucleic Acid Atoms
Solvent Atoms	344
Heterogen Atoms	48

Software

Software
Software Name	Purpose
BUSTER	refinement
autoPROC	data scaling
XDS	data reduction
SCALA	data scaling
MOLREP	phasing

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.