2P4D

Structure-assisted discovery of Variola major H1 phosphatase inhibitors

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	290	26% PEG MME 2000, 1.5 M KF, 3 mM Na3VO4, 0.1 M Bis-Tris, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 290K

Crystal Properties
Matthews coefficient	Solvent content
3.1	60

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 101.441	α = 90
b = 101.441	β = 90
c = 95.101	γ = 90

Symmetry
Space Group	I 41 2 2

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	MAR CCD 165 mm	Crystals and mirrors	2005-02-05	M	MAD

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 22-ID	0.9792, 0.97925, 0.97939	APS	22-ID

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	1.8	25	88.1	0.1	12.9	7.5	22420	22420	2	2	28.915

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)
	1.8	1.86			0.39	5	7.2	2239

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	MAD	THROUGHOUT	1.8	25	22330	1155	95.97	0.179	0.178	0.195	RANDOM	31.769

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]
0.08			0.08		-0.17

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.481
r_dihedral_angle_4_deg	14.038
r_dihedral_angle_3_deg	13.9
r_dihedral_angle_1_deg	5.783
r_scangle_it	4.802
r_scbond_it	3.467
r_mcangle_it	2.027
r_angle_refined_deg	1.618
r_mcbond_it	1.373
r_nbtor_refined	0.311
r_symmetry_hbond_refined	0.291
r_nbd_refined	0.208
r_xyhbond_nbd_refined	0.182
r_symmetry_vdw_refined	0.151
r_chiral_restr	0.125
r_bond_refined_d	0.021
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1316
Nucleic Acid Atoms
Solvent Atoms	190
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
MAR345	data collection
HKL-2000	data reduction
HKL-2000	data scaling
SHARP	phasing