4JR5

Structure-based Identification of Ureas as Novel Nicotinamide Phosphoribosyltransferase (Nampt) Inhibitors

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		292	crystals were grown from 0.2uL + 0.2uL drops containing 6mg/mL Nampt, 0.1M Sodium phosphate, 25-29% polyethylene glycol 3350, 0.2M NaCl, 1mM compound, VAPOR DIFFUSION, HANGING DROP, temperature 292K

Crystal Properties
Matthews coefficient	Solvent content
2.35	47.6

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.631	α = 90
b = 106.739	β = 96.65
c = 83.174	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	93	CCD	ADSC QUANTUM 315		2012-10-17	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALS BEAMLINE 5.0.2	1.0	ALS	5.0.2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.906	106.739	99.5	0.11	11.1	3.7	81984	81574	2	2

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.906	1.912	99.9		0.595	2.9	3.7	801

Refinement

Statistics
Diffraction ID	Structure Solution Method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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	1.906	65.331	1.07	81574	7760	94.75	0.165	0.1627	0.2096	Random

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]
12.6629		-1.3872	6.2396		0.4906

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	12.37
f_angle_d	1.02
f_chiral_restr	0.07
f_bond_d	0.006
f_plane_restr	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7524
Nucleic Acid Atoms
Solvent Atoms	900
Heterogen Atoms	80

Software

Software
Software Name	Purpose
ADSC	data collection
PHASER	phasing
PHENIX	refinement
XDS	data reduction
SCALA	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.