Structure of PDB 2qwk Chain A Binding Site BS01

Receptor Information
>2qwk Chain A (length=388) Species: 11320 (Influenza A virus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RDFNNLTKGLCTINSWHIYGKDNAVRIGEDSDVLVTREPYVSCDPDECRF
YALSQGTTIRGKHSNGTIHDRSQYRALISWPLSSPPTVYNSRVECIGWSS
TSCHDGKTRMSICISGPNNNASAVIWYNRRPVTEINTWARNILRTQESEC
VCHNGVCPVVFTDGSATGPAETRIYYFKEGKILKWEPLAGTAKHIEECSC
YGERAEITCTCRDNWQGSNRPVIRIDPVAMTHTSQYICSPVLTDNPRPND
PTVGKCNDPYPGNNNNGVKGFSYLDGVNTWLGRTISIASRSGYEMLKVPN
ALTDDKSKPTQGQTIVLNTDWSGYSGSFMDYWAEGECYRACFYVELIRGR
PKEDKVWWTSNSIVSMCSSTEFLGQWDWPDGAKIEYFL
Ligand information
Ligand IDG39
InChIInChI=1S/C14H24N2O4/c1-4-10(5-2)20-12-7-9(14(18)19)6-11(15)13(12)16-8(3)17/h7,10-13H,4-6,15H2,1-3H3,(H,16,17)(H,18,19)/t11-,12+,13+/m0/s1
InChIKeyNENPYTRHICXVCS-YNEHKIRRSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.0CCC(CC)OC1C=C(CC(C1NC(=O)C)N)C(=O)O
OpenEye OEToolkits 1.7.0CCC(CC)O[C@@H]1C=C(C[C@@H]([C@H]1NC(=O)C)N)C(=O)O
CACTVS 3.370CCC(CC)O[C@@H]1C=C(C[C@H](N)[C@H]1NC(C)=O)C(O)=O
CACTVS 3.370CCC(CC)O[CH]1C=C(C[CH](N)[CH]1NC(C)=O)C(O)=O
ACDLabs 12.01O=C(O)C1=CC(OC(CC)CC)C(NC(=O)C)C(N)C1
FormulaC14 H24 N2 O4
Name(3R,4R,5S)-4-(acetylamino)-5-amino-3-(pentan-3-yloxy)cyclohex-1-ene-1-carboxylic acid;
Oseltamivir carboxylate
ChEMBLCHEMBL674
DrugBankDB02600
ZINCZINC000003929509
PDB chain2qwk Chain A Residue 800 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB2qwk Drug design against a shifting target: a structural basis for resistance to inhibitors in a variant of influenza virus neuraminidase.
Resolution1.8 Å
Binding residue
(original residue number in PDB)
R118 E119 D151 R152 W178 E276 R292 R371 Y406
Binding residue
(residue number reindexed from 1)
R37 E38 D70 R71 W98 E196 R212 R290 Y324
Annotation score1
Binding affinityMOAD: ic50=0.002uM
Enzymatic activity
Catalytic site (original residue number in PDB) D151 E277 R292 R371 Y406
Catalytic site (residue number reindexed from 1) D70 E197 R212 R290 Y324
Enzyme Commision number 3.2.1.18: exo-alpha-sialidase.
Gene Ontology
Molecular Function
GO:0004308 exo-alpha-sialidase activity
Biological Process
GO:0005975 carbohydrate metabolic process
GO:0046761 viral budding from plasma membrane
Cellular Component
GO:0016020 membrane
GO:0033644 host cell membrane
GO:0055036 virion membrane

View graph for
Molecular Function

View graph for
Biological Process

View graph for
Cellular Component
External links
PDB RCSB:2qwk, PDBe:2qwk, PDBj:2qwk
PDBsum2qwk
PubMed9655825
UniProtP03472|NRAM_I75A5 Neuraminidase (Gene Name=NA)

[Back to BioLiP]