Structure of PDB 3ti4 Chain A Binding Site BS03

Receptor Information
>3ti4 Chain A (length=387) Species: 641501 (Influenza A virus (A/California/04/2009(H1N1))) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SVKLAGNSSLCPVSGWAIYSKDNSVRIGSKGDVFVIREPFISCSPLECRT
FFLTQGALLNDKHSNGTIKDRSPYRTLMSCPIGEVPSPYNSRFESVAWSA
SACHDGINWLTIGISGPDNGAVAVLKYNGIITDTIKSWRNNILRTQESEC
ACVNGSCFTVMTDGPSNGQASYKIFRIEKGKIVKSVEMNAPNYHYEECSC
YPDSSEITCVCRDNWHGSNRPWVSFNQNLEYQIGYICSGIFGDNPRPNDK
TGSCGPVSSNGANGVKGFSFKYGNGVWIGRTKSISSRNGFEMIWDPNGWT
GTDNNFSIKQDIVGINEWSGYSGSFVQHPELTGLDCIRPCFWVELIRGRP
KENTIWTSGSSISFCGVNSDTVGWSWPDGAELPFTID
Ligand information
Ligand IDLVO
InChIInChI=1S/C21H36N4O8/c1-4-5-6-7-8-9-16(28)32-11-14(27)18(31-3)19-17(24-12(2)26)13(25-21(22)23)10-15(33-19)20(29)30/h10,13-14,17-19,27H,4-9,11H2,1-3H3,(H,24,26)(H,29,30)(H4,22,23,25)/t13-,14+,17+,18+,19+/m0/s1
InChIKeyUKTIJASCFRNWCB-RMIBSVFLSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.2[H]/N=C(\N)/N[C@H]1C=C(O[C@H]([C@@H]1NC(=O)C)[C@@H]([C@@H](COC(=O)CCCCCCC)O)OC)C(=O)O
CACTVS 3.370CCCCCCCC(=O)OC[C@@H](O)[C@@H](OC)[C@@H]1OC(=C[C@H](NC(N)=N)[C@H]1NC(C)=O)C(O)=O
OpenEye OEToolkits 1.7.2CCCCCCCC(=O)OCC(C(C1C(C(C=C(O1)C(=O)O)NC(=N)N)NC(=O)C)OC)O
CACTVS 3.370CCCCCCCC(=O)OC[CH](O)[CH](OC)[CH]1OC(=C[CH](NC(N)=N)[CH]1NC(C)=O)C(O)=O
ACDLabs 12.01O=C(OCC(O)C(OC)C1OC(=CC(NC(=[N@H])N)C1NC(=O)C)C(=O)O)CCCCCCC
FormulaC21 H36 N4 O8
Name5-acetamido-2,6-anhydro-4-carbamimidamido-3,4,5-trideoxy-7-O-methyl-9-O-octanoyl-D-glycero-D-galacto-non-2-enonic acid;
5-(acetylamino)-2,6-anhydro-4-carbamimidamido-3,4,5-trideoxy-7-O-methyl-9-O-octanoyl-D-glycero-D-galacto-non-2-enonic acid;
Laninamivir octanoate
ChEMBLCHEMBL467058
DrugBankDB11888
ZINCZINC000014175798
PDB chain3ti4 Chain A Residue 801 [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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PDB3ti4 Structural and functional analysis of laninamivir and its octanoate prodrug reveals group specific mechanisms for influenza NA inhibition
Resolution1.602 Å
Binding residue
(original residue number in PDB)
R118 E119 D151 R152 W178 E227 S246 R292 N294 R371 Y406
Binding residue
(residue number reindexed from 1)
R37 E38 D70 R71 W98 E147 S166 R212 N214 R287 Y321
Annotation score1
Binding affinityMOAD: ic50=947nM
PDBbind-CN: -logKd/Ki=6.02,IC50=947nM
Enzymatic activity
Catalytic site (original residue number in PDB) D151 E277 R292 R371 Y406
Catalytic site (residue number reindexed from 1) D70 E197 R212 R287 Y321
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

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:3ti4, PDBe:3ti4, PDBj:3ti4
PDBsum3ti4
PubMed22028647
UniProtC3W5S3

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