4DHS

Small-molecule inhibitors of 14-3-3 protein-protein interactions from virtual screening

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	7.5	277	0.095M HEPES Na, 0.19M calcium chloride, 5% glycerol, 28% PEG400, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Properties
Matthews coefficient	Solvent content
2.7	54.2

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 81.96	α = 90
b = 111.95	β = 90
c = 62.31	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	IMAGE PLATE	MAR scanner 345 mm plate	mirrors	2011-12-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	ROTATING ANODE	RIGAKU MICROMAX-007 HF	1.5418

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	1.74	19.473	96.1	0.064	30.87	8.98	29773	28634	-3	-3	22.471

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	1.74	1.8	93.1		0.292	6.78		2844

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	MOLECULAR REPLACEMENT	THROUGHOUT	1.74	19.47	28634	28634	1432	96.18	0.1535	0.1535	0.1514	0.193	RANDOM	16.4139

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]
0.64			-0.19		-0.45

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.366
r_dihedral_angle_4_deg	14.744
r_dihedral_angle_3_deg	14.536
r_dihedral_angle_1_deg	4.569
r_scangle_it	4.491
r_scbond_it	2.761
r_angle_refined_deg	1.646
r_mcangle_it	1.598
r_mcbond_it	0.95
r_chiral_restr	0.119

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.366
r_dihedral_angle_4_deg	14.744
r_dihedral_angle_3_deg	14.536
r_dihedral_angle_1_deg	4.569
r_scangle_it	4.491
r_scbond_it	2.761
r_angle_refined_deg	1.646
r_mcangle_it	1.598
r_mcbond_it	0.95
r_chiral_restr	0.119
r_bond_refined_d	0.018
r_gen_planes_refined	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1799
Nucleic Acid Atoms
Solvent Atoms	349
Heterogen Atoms	34

Software

Software
Software Name	Purpose
XSCALE	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
XDS	data scaling

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), 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 R01GM157729.