6U3F

Structure-based discovery of a novel small-molecule inhibitor of methicillin-resistant S. aureus

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.5	298	10 mg/mL protein in 10 mM sodium acetate, pH 5.4, 10 mM Fos-Choline 14, 30 mM beta-OG against reservoir solution of 2.6 M ammonium sulfate, 5% PEG400, 0.1 M HEPES, pH 8.5

Crystal Properties
Matthews coefficient	Solvent content
2.76	55.44

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 49.249	α = 90
b = 49.249	β = 90
c = 266.867	γ = 120

Symmetry
Space Group	P 32 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS 6M		2018-11-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-2	0.979	SSRL	BL9-2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	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	1.78	89	99.7	0.035	0.999	18.9	9.4		37358

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.78	1.82	98.2		0.109	0.997	20	9.2

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	PDB entry 1PVL	1.78	38.49	35471	1887	99.75	0.1792	0.1776	0.2099	RANDOM	29.861

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]
0.67	0.33		0.67		-2.17

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.013
r_dihedral_angle_3_deg	16.027
r_dihedral_angle_4_deg	10.5
r_dihedral_angle_1_deg	6.964
r_angle_refined_deg	2.438
r_chiral_restr	0.203
r_bond_refined_d	0.017
r_gen_planes_refined	0.017

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2389
Nucleic Acid Atoms
Solvent Atoms	192
Heterogen Atoms	35

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing

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 R01GM133198.