Structure of PDB 5uoa Chain B Binding Site BS04

Receptor Information
>5uoa Chain B (length=402) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KFPRVKNWEVGSITYDTLSAQAQQDGPCTPRRCLGSLVFPAPEQLLSQAR
DFINQYYSSIKRSGSQAHEQRLQEVEAEVAATGTYQLRESELVFGAKQAW
RNAPRCVGRIQWGKLQVFDARDCRSAQEMFTYICNHIKYATNRGNLRSAI
TVFPQRCPGRGDFRIWNSQLVRYAGYRQQDGSVRGDPANVEITELCIQHG
WTPGNGRFDVLPLLLQAPDEPPELFLLPPELVLEVPLEHPTLEWFAALGL
RWYALPAVSNMLLEIGGLEFPAAPFSGWYMSTEIGTRNLCDPHRYNILED
VAVCMDLDTRTTSSLWKDKAAVEINVAVLHSYQLAKVTIVDHHAATASFM
KHLENEQKARGGCPADWAWIVPPISGSLTPVFHQEMVNYFLSPAFRYQPD
PW
Ligand information
Ligand ID8EY
InChIInChI=1S/C20H20N4O/c1-13-5-20(22)24-19-9-14(3-4-18(13)19)12-25-17-7-15(10-21)6-16(8-17)11-23-2/h3-9,23H,11-12H2,1-2H3,(H2,22,24)
InChIKeyNLOWGCVMDAJXMN-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.385CNCc1cc(OCc2ccc3c(C)cc(N)nc3c2)cc(c1)C#N
OpenEye OEToolkits 2.0.6Cc1cc(nc2c1ccc(c2)COc3cc(cc(c3)C#N)CNC)N
ACDLabs 12.01c1(cc(CNC)cc(c1)OCc2cc3nc(cc(C)c3cc2)N)C#N
FormulaC20 H20 N4 O
Name3-[(2-amino-4-methylquinolin-7-yl)methoxy]-5-[(methylamino)methyl]benzonitrile
ChEMBLCHEMBL4079543
DrugBank
ZINC
PDB chain5uoa Chain B Residue 502 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB5uoa Nitrile in the Hole: Discovery of a Small Auxiliary Pocket in Neuronal Nitric Oxide Synthase Leading to the Development of Potent and Selective 2-Aminoquinoline Inhibitors.
Resolution2.2 Å
Binding residue
(original residue number in PDB)		P334 V336 W356 E361 Y475
Binding residue
(residue number reindexed from 1)		P256 V258 W278 E283 Y397
Annotation score1
Binding affinityMOAD: Ki=5.63uM
BindingDB: Ki=5630nM
Enzymatic activity
Catalytic site (original residue number in PDB) C184 R187 W356 E361
Catalytic site (residue number reindexed from 1) C106 R109 W278 E283
Enzyme Commision number 1.14.13.39: nitric-oxide synthase (NADPH).
Gene Ontology
Molecular Function
GO:0004517 nitric-oxide synthase activity
Biological Process
GO:0006809 nitric oxide biosynthetic process

View graph for
Molecular Function
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Biological Process
External links
PDB RCSB:5uoa, PDBe:5uoa, PDBj:5uoa
PDBsum5uoa
PubMed28422508
UniProtP29474|NOS3_HUMAN Nitric oxide synthase 3 (Gene Name=NOS3)

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