Structure analysis

THE X-RAY STRUCTURE OF A COMPLEX OF SIALIC ACID AND A DRUG RESISTANT VARIANT R292K OF TERN N9 INFLUENZA VIRUS NEURAMINIDASE

X-ray diffraction
2Å resolution
Source organism: Influenza A virus
Assembly composition:
homo tetramer (preferred)
Entry contents: 1 distinct polypeptide molecule

Assemblies

Assembly 1 (preferred)
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Multimeric state: homo tetramer
Accessible surface area: 46295.23 Å2
Buried surface area: 29822.28 Å2
Dissociation area: 25.31 Å2
Dissociation energy (ΔGdiss): 3.69 kcal/mol
Dissociation entropy (TΔSdiss): 0.04 kcal/mol
Symmetry number: 4
PDBe Complex ID: PDB-CPX-137058

Macromolecules

Chain: A
Length: 388 amino acids
Theoretical weight: 43.7 KDa
Source organism: Influenza A virus
UniProt:
  • Canonical: P03472 (Residues: 83-470; Coverage: 83%)
Gene name: NA
Pfam: Neuraminidase
InterPro:
CATH: Neuraminidase
SCOP: Sialidases (neuraminidases)

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