9Y40 image
Deposition Date 2025-09-02
Release Date 2026-05-06
Last Version Date 2026-05-06
Entry Detail
PDB ID:
9Y40
Keywords:
ANTIVIRAL PROTEIN
Title:
Crystal structure of hemagglutinin head domain from H3N2 Influenza A virus A/New York/631/1996 bound to the 49_C09 antibody
Biological Source:
Source Organism(s):
Influenza A virus (A/New York/631/1996(H3N2)) (Taxon ID: 375621)
Homo sapiens (Taxon ID: 9606)
Expression System(s):
Trichoplusia ni, Homo sapiens
Method Details:
Experimental Method:
X-RAY DIFFRACTION
Resolution:
3.71 Å
R-Value Free:
0.23
R-Value Work:
0.20
R-Value Observed:
0.20
Space Group:
P 31 2 1
9Y40 validation report missing
Macromolecular Entities
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Hemagglutinin
Chain IDs:A
Chain Length:268
Number of Molecules:1
Biological Source:Influenza A virus (A/New York/631/1996(H3N2))
UniProt ID:Q1PT16
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Antibody 49_C09 heavy chain
Chain IDs:B (auth: H)
Chain Length:228
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:9Y40
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Antibody 49_C09 light chain
Chain IDs:C (auth: L)
Chain Length:214
Number of Molecules:1
Biological Source:Homo sapiens
UniProt ID:9Y40
Ligand Molecules
NAG
Primary Citation
Childhood immunological imprinting of cross-subtype antibodies targeting the hemagglutinin head domain of influenza viruses
Cell Host Microbe ? ? ? (2026)
DOI: 10.1016/j.chom.2026.04.004
Primary Citation of related structures
9Y40
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