4WQ6

The crystal structure of human Nicotinamide phosphoribosyltransferase (NAMPT) in complex with N-(4-{(S)-[1-(2-methylpropyl)piperidin-4-yl]sulfinyl}benzyl)furo[2,3-c]pyridine-2-carboxamide inhibitor (compound 21)

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3DHF

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

Crystal Properties
Matthews coefficient	Solvent content
2.35	47.59

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 60.621	α = 90
b = 106.839	β = 96.64
c = 83.086	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		2012-03-13	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRF BEAMLINE BL17U	0.97922	SSRF	BL17U

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.72	50	0.914	14.1	4	27924	25523

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	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	FREE R-VALUE	3DHF	1.72	50	1.37	5156	91.17	0.1643	0.163	0.1883	5% Random selection

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	12.838
f_angle_d	1.021
f_chiral_restr	0.043
f_bond_d	0.006
f_plane_restr	0.005

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7519
Nucleic Acid Atoms
Solvent Atoms	624
Heterogen Atoms	134

Software

Software
Software Name	Purpose
PHENIX	refinement

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.