Structure of PDB 4k66 Chain C Binding Site BS01

Receptor Information
>4k66 Chain C (length=321) Species: 400788 (Influenza A virus (A/Indonesia/5/2005(H5N1))) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
QDQICIGYHANNSTEQVDTIMEKNVTVTHAQDILEKTHNGKLCDLDGVKP
LILRDCSVAGWLLGNPMCDEFINVPEWSYIVEKANPTNDLCYPGSFNDYE
ELKYLLSRINHFEKIQIIPKSSWSDHEASSGVSSACPYLGSPSFFRNVVW
LIKKNSAYPTIKKSYNNTNQEDLLVLWGIHHPNDAAEQTRLYQNPTTYIS
IGTSTLNQRLVPKIATRSKVNGLSSRMEFFWTILKPNDAINFESNGNFIA
PEYAYKIVKKGDSAIMKSELEYGNCNTKCQTPMGAINSSMPFHNIHPLTI
GECPKYVKSNRLVLATGLRNS
Ligand information
Ligand IDSIA
InChIInChI=1S/C11H19NO9/c1-4(14)12-7-5(15)2-11(20,10(18)19)21-9(7)8(17)6(16)3-13/h5-9,13,15-17,20H,2-3H2,1H3,(H,12,14)(H,18,19)/t5-,6+,7+,8+,9+,11+/m0/s1
InChIKeySQVRNKJHWKZAKO-YRMXFSIDSA-N
SMILES
SoftwareSMILES
CACTVS 3.341CC(=O)N[CH]1[CH](O)C[C](O)(O[CH]1[CH](O)[CH](O)CO)C(O)=O
OpenEye OEToolkits 1.5.0CC(=O)NC1C(CC(OC1C(C(CO)O)O)(C(=O)O)O)O
OpenEye OEToolkits 1.5.0CC(=O)N[C@@H]1[C@H](C[C@@](O[C@H]1[C@@H]([C@@H](CO)O)O)(C(=O)O)O)O
ACDLabs 10.04O=C(O)C1(O)OC(C(O)C(O)CO)C(NC(=O)C)C(O)C1
CACTVS 3.341CC(=O)N[C@@H]1[C@@H](O)C[C@@](O)(O[C@H]1[C@H](O)[C@H](O)CO)C(O)=O
FormulaC11 H19 N O9
NameN-acetyl-alpha-neuraminic acid;
N-acetylneuraminic acid;
sialic acid;
alpha-sialic acid;
O-SIALIC ACID
ChEMBLCHEMBL1234621
DrugBankDB03721
ZINCZINC000004081651
PDB chain4k66 Chain J Residue 2 [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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PDB4k66 An airborne transmissible avian influenza H5 hemagglutinin seen at the atomic level.
Resolution3.005 Å
Binding residue
(original residue number in PDB)		Y95 V135 S136 S137 W153 H183 E190 R193
Binding residue
(residue number reindexed from 1)		Y92 V132 S133 S134 W150 H180 E187 R190
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0046789 host cell surface receptor binding
Biological Process
GO:0019064 fusion of virus membrane with host plasma membrane
Cellular Component
GO:0019031 viral envelope

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:4k66, PDBe:4k66, PDBj:4k66
PDBsum4k66
PubMed23641058
UniProtA8HWY8

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