Structure of PDB 5nz4 Chain B Binding Site BS02

Receptor Information

>5nz4 Chain B (length=387) Species: 11309 (unidentified influenza virus)

SVKLAGNSSLCPVSGWAIYSKDNSVRIGSKGDVFVIREPFISCSPLECRT
FFLTQGALLNDKHSNGTIKDRSPYRTLMSCPIGEVPSPYNSRFESVAWSA
SACHDGINWLTIGISGPDNGAVAVLKYNGIITDTIKSWRNNVLRTQESEC
ACVNGSCFTVMTDGPSNGQASYKIFRIEKGKIVKSVEMNAPNYHYEECSC
YPDSSEITCVCRDNWHGSNRPWVSFNQNLEYQIGYICSGIFGDNPRPNDK
TGSCGPVSSNGANGVKGFSFKYGNGVWIGRTKSISSRNGFEMIWDPNGWT
GTDNNFSIKQDIVGINEWSGYSGSFVQHPELTGLDCIRPCFWVELIRGRP
KENTIWTSGSSISFCGVNSDTVGWSWPDGAELPFTID

Ligand information

• Ligand ID: CA
• InChI: InChI=1S/Ca/q+2
• InChIKey: BHPQYMZQTOCNFJ-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.341: [Ca++]
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Ca+2]
• Formula: Ca
• Name: CALCIUM ION
• DrugBank: DB14577
• PDB chain: 5nz4 Chain B Residue 502

Receptor-Ligand Complex Structure

Structure summary

• PDB: 5nz4 Kinetic, Thermodynamic, and Structural Analysis of Drug Resistance Mutations in Neuraminidase from the 2009 Pandemic Influenza Virus.
• Resolution: 1.36 Å
• Binding residue (original residue number in PDB): D376 N378 D384 N386
• Binding residue (residue number reindexed from 1): D295 N297 D303 N305
• Annotation score: 4

Enzymatic activity

• 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

External links

• PDB: RCSB:5nz4, PDBe:5nz4, PDBj:5nz4
• PDBsum: 5nz4
• PubMed: 29933553
• UniProt: C3W6G3