Structure of PDB 4lkg Chain A Binding Site BS01

Receptor Information
>4lkg Chain A (length=316) Species: 11320 (Influenza A virus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
DKICLGHHAVSNGTKVNTLTERGVEVVNATETVERTNIPRICSKGKRTVD
LGQCGLLGTITGPPQCDQFLEFSADLIIERREGSDVCYPGKFVNEEALRQ
ILRESGGIDKEAMGFTYSGIRTNGATSSCRRSGSSFYAEMKWLLSNTDNA
AFPQMTKSYKNTRKNPALIVWGIHHSGSTAEQTKLYGSGNKLVTVGSSNY
QQSFVPSPGARTQVNGQSGRIDFHWLMLNPNDTVTFSFNGAFIAPDRASF
LRGKSMGIQSGVQVDADCEGDCYYSGGTIISNLPFQNIDSRAVGKCPRYV
KQRSLLLATGMKNVPE
Ligand information
Ligand IDGAL
InChIInChI=1S/C6H12O6/c7-1-2-3(8)4(9)5(10)6(11)12-2/h2-11H,1H2/t2-,3+,4+,5-,6-/m1/s1
InChIKeyWQZGKKKJIJFFOK-FPRJBGLDSA-N
SMILES
SoftwareSMILES
CACTVS 3.370OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@H]1O
OpenEye OEToolkits 1.7.2C(C1C(C(C(C(O1)O)O)O)O)O
CACTVS 3.370OC[CH]1O[CH](O)[CH](O)[CH](O)[CH]1O
ACDLabs 12.01OC1C(O)C(OC(O)C1O)CO
OpenEye OEToolkits 1.7.2C([C@@H]1[C@@H]([C@@H]([C@H]([C@@H](O1)O)O)O)O)O
FormulaC6 H12 O6
Namebeta-D-galactopyranose;
beta-D-galactose;
D-galactose;
galactose
ChEMBLCHEMBL300520
DrugBank
ZINCZINC000002597049
PDB chain4lkg Chain G Residue 2 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4lkg Structures and receptor binding of hemagglutinins from human-infecting H7N9 influenza viruses
Resolution2.994 Å
Binding residue
(original residue number in PDB)		G216 Q217
Binding residue
(residue number reindexed from 1)		G216 Q217
Annotation score4
Binding affinityPDBbind-CN: -logKd/Ki=6.80,Kd=0.16uM
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0046789 host cell surface receptor binding
Biological Process
GO:0019062 virion attachment to host cell
GO:0019064 fusion of virus membrane with host plasma membrane
GO:0039654 fusion of virus membrane with host endosome membrane
GO:0046718 symbiont entry into host cell
GO:0075512 clathrin-dependent endocytosis of virus by host cell
Cellular Component
GO:0005886 plasma membrane
GO:0016020 membrane
GO:0016324 apical plasma membrane
GO:0019031 viral envelope
GO:0020002 host cell plasma membrane

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Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:4lkg, PDBe:4lkg, PDBj:4lkg
PDBsum4lkg
PubMed24009358
UniProtV5IRV0

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