4ZAE

Development of a novel class of potent and selective FIXa inhibitors

X-RAY DIFFRACTION

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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 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
2.82	56.33

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 99.452	α = 90
b = 99.452	β = 90
c = 94.737	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	PIXEL	DECTRIS PILATUS 6M		2012-04-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 17-ID	1.00000	APS	17-ID

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	1.857	63.728	100	0.078	0.078	14.8	5.2		29508			24.32

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	1.857	1.863	100		0.575	0.575	4.8

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	1.86	63.7	29369	1475	99.98	0.149	0.1477	0.1741	RANDOM	32.41

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]
-1.0361			-1.0361		2.0722

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	13.63
t_omega_torsion	4.26
t_angle_deg	1.08
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	4453
Nucleic Acid Atoms
Solvent Atoms	260
Heterogen Atoms	49

Software

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