Structure of PDB 1ing Chain A Binding Site BS01

Receptor Information
>1ing 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]
VEYRNWSKPQCQITGFAPFSKDNSIRLSAGGDIWVTREPYVSCDPVKCYQ
FALGQGTTLDNKHSNDTVHDRIPHRTLLMNELGVPFHLGTRQVCIAWSSS
SCHDGKAWLHVCITGDDKNATASFIYDGRLVDSIGSWSQNILRTQESECV
CINGTCTVVMTDGSASGRADTRILFIEEGKIVHISPLAGSAQHVEECSCY
PRYPGVRCICRDNWKGSNRPVVDINMEDYSIDSSYVCSGLVGDTPRNDDR
SSNSNCRDPNNERGTQGVKGWAFDNGNDLWMGRTISKDLRSGYETFKVIG
GWSTPNSKSQINRQVIVDSDNRSGYSGIFSVEGKSCINRCFYVELIRGRK
QETRVWWTSNSIVVFCGTSGTYGTGSWPDGANINFMPI
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain1ing Chain A Residue 470 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1ing Structure-based inhibitors of influenza virus sialidase. A benzoic acid lead with novel interaction.
Resolution2.4 Å
Binding residue
(original residue number in PDB)		D293 N294 G297 D324 G345 Q347
Binding residue
(residue number reindexed from 1)		D212 N213 G216 D243 G264 Q266
Annotation score4
Enzymatic activity
Catalytic site (original residue number in PDB) D151 E277 R292 R371 Y406
Catalytic site (residue number reindexed from 1) D70 E196 R211 R290 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
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:1ing, PDBe:1ing, PDBj:1ing
PDBsum1ing
PubMed7650674
UniProtP06820|NRAM_I67A0 Neuraminidase (Gene Name=NA)

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