2VH0

Structure and property based design of factor Xa inhibitors:biaryl pyrrolidin-2-ones incorporating basic heterocyclic motifs

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	5.85		CRYSTALLISATION WAS CARRIED OUT USING THE HANGING DROP VAPOUR DIFFUSION METHOD IN 2UL DROPS CONTAINING A 1:1 MIXTURE OF PROTEIN AND WELL SOLUTION. WELL SOLUTION CONTAINED 16-20% PEG 6K, 50MM MES-NAOH (PH5.7-6.0), 5MM CACL2 AND 50MM NACL., pH 5.85

Crystal Properties
Matthews coefficient	Solvent content
1.83	32.91

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 56.542	α = 90
b = 72.156	β = 90
c = 78.657	γ = 90

Symmetry
Space Group	P 21 21 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 CCD		2003-08-05	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4		ESRF	ID14-4

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	1.7	25	98.8	0.07		6.2		35548

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	1.7	1.76			0.53

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	MOLECULAR REPLACEMENT	THROUGHOUT	1.7	20	33755	1779	100	0.189	0.188	0.216	RANDOM	30.57

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]
0.88			-1.79		0.91

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	27.436
r_dihedral_angle_4_deg	17.603
r_dihedral_angle_3_deg	10.912
r_scangle_it	6.175
r_scbond_it	4.227
r_dihedral_angle_1_deg	3.984
r_mcangle_it	3.135
r_mcbond_it	1.94
r_angle_refined_deg	1.65
r_nbtor_refined	0.31
r_symmetry_hbond_refined	0.24
r_nbd_refined	0.202
r_symmetry_vdw_refined	0.188
r_xyhbond_nbd_refined	0.139
r_chiral_restr	0.127
r_bond_refined_d	0.015
r_gen_planes_refined	0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2226
Nucleic Acid Atoms
Solvent Atoms	232
Heterogen Atoms	36

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
REFMAC	phasing