Structure of PDB 6q1z Chain B Binding Site BS01

Receptor Information

>6q1z Chain B (length=388) Species: 11320 (Influenza A virus)

RNFNNLTKGLCTINSWHIYGKDNAVRIGESSDVLVTREPYVSCDPDECRF
YALSQGTTIRGKHSNGTIHDRSQYRALISWPLSSPPTVHNSRVECIGWSS
TSCHDGKSRMSICISGPNNNASAVVWYNRRPVAEINTWARNILRTQESEC
VCHNGVCPVVFTDGPATGPADTRIYYFKEGKILKWESLTGTAKHIEECSC
YGERTGITCTCRDNWQGSNRPVVQIDPVAMTHTSQYICSPVLTDSPRPND
PNIGKCNDPYPGNNNNGVKGFSYLDGANTWLGRTISTASRSGYEMLKVPN
ALTDDRSKPIQGQTIVLNADWSGYSGSFMDYWAEGDCYRACFYVELIRGR
PKEDKVWWTSNSIVSMCSSTEFLGQWNWPDGAKIEYFL

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: 6q1z Chain B Residue 516

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6q1z Broadly protective human antibodies that target the active site of influenza virus neuraminidase.
• Resolution: 3.446 Å
• Binding residue (original residue number in PDB): N294 G297 N345 N347 G348
• Binding residue (residue number reindexed from 1): N214 G217 N264 N266 G267
• 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:6q1z, PDBe:6q1z, PDBj:6q1z
• PDBsum: 6q1z
• PubMed: 31649200
• UniProt: A0A5A4LHS4