Structure of PDB 4o28 Chain B Binding Site BS02

Receptor Information
>4o28 Chain B (length=464) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
EFNILLATDSYKVTHYKQYPPNTSKVYSYFECREKKYEETVFYGLQYILN
KYLKGKVVTKEKIQEAKDVYKEHFQDDVFNEKGWNYILEKYDGHLPIEIK
AVPEGFVIPRGNVLFTVENTDPECYWLTNWIETILVQSWYPITVATNFRE
QKKILAKYLLETSGNLDGLEYKLHDFGYRGVSSQETAGIGASAHLVNFKG
TDTVAGLALIKKYYGTKDPVPGYSVPAAEHSTITAWGKDHEKDAFEHIVT
QFSSVPVSVVSDSYDIYNACEKIWGEDLRHLIVSRSTQAPLIIRPDSGNP
LDTVLKVLEILGKKFPVTENSKGYKLLPPYLRVIQGDGVDINTLQEIVEG
MKQKMWSIENIAFGSKLTRDLLNCSFKCSYVVTNGLGINVFKDPVADPNK
RSKKGRLSLHRTPAGNFVTLEEGKGDLEEYGQDLLHTVFKNGKVTKSYSF
DEIRKNAQLNIELE
Ligand information
Ligand ID1QS
InChIInChI=1S/C21H15F2N3O3S/c22-16-9-17(23)11-19(10-16)30(28,29)18-4-1-14(2-5-18)12-25-21(27)15-3-6-20-24-7-8-26(20)13-15/h1-11,13H,12H2,(H,25,27)
InChIKeyXRDVXQQZLHVEQZ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6c1cc(ccc1CNC(=O)c2ccc3nccn3c2)S(=O)(=O)c4cc(cc(c4)F)F
CACTVS 3.370Fc1cc(F)cc(c1)[S](=O)(=O)c2ccc(CNC(=O)c3ccc4nccn4c3)cc2
ACDLabs 12.01Fc1cc(cc(F)c1)S(=O)(=O)c2ccc(cc2)CNC(=O)c3ccc4nccn4c3
FormulaC21 H15 F2 N3 O3 S
NameN-{4-[(3,5-difluorophenyl)sulfonyl]benzyl}imidazo[1,2-a]pyridine-6-carboxamide
ChEMBLCHEMBL2420629
DrugBank
ZINCZINC000095920765
PDB chain4o28 Chain B Residue 601 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB4o28 Structural Basis for Resistance to Diverse Classes of NAMPT Inhibitors.
Resolution2.0 Å
Binding residue
(original residue number in PDB)		H191 F193 R196 D219 V242 A244 P273 R311 I351
Binding residue
(residue number reindexed from 1)		H174 F176 R179 D202 V225 A227 P256 R294 I334
Annotation score1
Binding affinityMOAD: ic50=0.029uM
PDBbind-CN: -logKd/Ki=7.54,IC50=29nM
BindingDB: IC50=5.0nM,EC50=1.1nM
Enzymatic activity
Enzyme Commision number 2.4.2.12: nicotinamide phosphoribosyltransferase.
Gene Ontology
Molecular Function
GO:0005125 cytokine activity
GO:0005515 protein binding
GO:0016757 glycosyltransferase activity
GO:0042802 identical protein binding
GO:0047280 nicotinamide phosphoribosyltransferase activity
Biological Process
GO:0007165 signal transduction
GO:0007267 cell-cell signaling
GO:0007623 circadian rhythm
GO:0008284 positive regulation of cell population proliferation
GO:0008286 insulin receptor signaling pathway
GO:0009435 NAD biosynthetic process
GO:0019363 pyridine nucleotide biosynthetic process
GO:0032922 circadian regulation of gene expression
GO:0034356 NAD biosynthesis via nicotinamide riboside salvage pathway
GO:0045944 positive regulation of transcription by RNA polymerase II
GO:0048511 rhythmic process
GO:0051770 positive regulation of nitric-oxide synthase biosynthetic process
GO:0060612 adipose tissue development
Cellular Component
GO:0005576 extracellular region
GO:0005615 extracellular space
GO:0005634 nucleus
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0016607 nuclear speck
GO:0030054 cell junction
GO:0070062 extracellular exosome

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4o28, PDBe:4o28, PDBj:4o28
PDBsum4o28
PubMed25285661
UniProtP43490|NAMPT_HUMAN Nicotinamide phosphoribosyltransferase (Gene Name=NAMPT)

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