Structure of PDB 1w20 Chain D Binding Site BS01

Receptor Information
>1w20 Chain D (length=389) Species: 11320 (Influenza A virus) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RTFLNLTKPLCEVNSWHILSKDNAIRIGEDAHILVTREPYLSCDPQGCRM
FALSQGTTLRGRHANGTIHDRSPFRALISWEMGQAPSPYNTRVECIGWSS
TSCHDGMSRMSICMSGPNNNASAVVWYGGRPITEIPSWAGNILRTQESEC
VCHKGVCPVVMTDGPANNRAATKIIYFKEGKIQKIEELAGNAQHIEECSC
YGAGGVIKCICRDNWKGANRPVITIDPEMMTHTSKYLCSKVLTDTSRPND
PTNGNCDAPITGGSPDPGVKGFAFLDGENSWLGRTISKDSRSGYEMLKVP
NAETDIQSGPISNQVIVNNQNWSGYSGAFIDYWANKECFNPCFYVELIRG
RPKESSVLWTSNSIVALCGSKKRLGSWSWHDGAEIIYFE
Ligand information
Ligand IDBMA
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-RWOPYEJCSA-N
SMILES
SoftwareSMILES
CACTVS 3.341OC[C@H]1O[C@@H](O)[C@@H](O)[C@@H](O)[C@@H]1O
OpenEye OEToolkits 1.5.0C(C1C(C(C(C(O1)O)O)O)O)O
CACTVS 3.341OC[CH]1O[CH](O)[CH](O)[CH](O)[CH]1O
OpenEye OEToolkits 1.5.0C([C@@H]1[C@H]([C@@H]([C@@H]([C@@H](O1)O)O)O)O)O
ACDLabs 10.04OC1C(O)C(OC(O)C1O)CO
FormulaC6 H12 O6
Namebeta-D-mannopyranose;
beta-D-mannose;
D-mannose;
mannose
ChEMBL
DrugBank
ZINCZINC000003830679
PDB chain1w20 Chain C Residue 3490 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1w20 The Crystal Structure of Type a Influenza Virus Neuraminidase of the N6 Subtype Reveals the Existence of Two Separate Neu5Ac Binding Sites
Resolution2.08 Å
Binding residue
(original residue number in PDB)		I3398 S3399 N3400
Binding residue
(residue number reindexed from 1)		I311 S312 N313
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) D3157 E3284 R3299 R3378 Y3412
Catalytic site (residue number reindexed from 1) D70 E197 R212 R291 Y325
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
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:1w20, PDBe:1w20, PDBj:1w20
PDBsum1w20
PubMed
UniProtQ6XV27|NRAM_I56A2 Neuraminidase (Gene Name=NA)

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