9PHQ image
Deposition Date 2025-07-09
Release Date 2025-12-24
Last Version Date 2025-12-24
Entry Detail
PDB ID:
9PHQ
Keywords:
VIRAL PROTEIN
Title:
Crystal structure of the A/Puerto Rico/8/1934 (H1N1) influenza virus hemagglutinin in complex with fusion inhibitor cyclic peptide CP141088 (CP14)
Biological Source:
Source Organism:
Influenza A virus (A/Puerto Rico/8/1934(H1N1)) (Taxon ID: 211044)
synthetic construct (Taxon ID: 32630)
Host Organism:
Trichoplusia ni
Method Details:
Experimental Method:
X-RAY DIFFRACTION
Resolution:
2.87 Å
R-Value Free:
0.26
R-Value Work:
0.20
R-Value Observed:
0.20
Space Group:
I 21 3
9PHQ validation report
Macromolecular Entities
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Hemagglutinin
Gene (Uniprot):HA
Chain IDs:A
Chain Length:326
Number of Molecules:1
Biological Source:Influenza A virus (A/Puerto Rico/8/1934(H1N1))
UniProt ID:P03452 Pfam ID:PF00509
Structures with similar UniProt ID
Protein Blast
Polymer Type:polypeptide(L)
Molecule:Hemagglutinin HA2 chain
Gene (Uniprot):HA
Chain IDs:B
Chain Length:176
Number of Molecules:1
Biological Source:Influenza A virus (A/Puerto Rico/8/1934(H1N1))
UniProt ID:P03452 Pfam ID:PF00509
Polymer Type:polypeptide(L)
Molecule:cyclic peptide CP141088
Chain IDs:C (auth: G)
Chain Length:13
Number of Molecules:1
Biological Source:synthetic construct
Ligand Molecules
NAG
Primary Citation
VHH antibody loop guides design of a synthetic macrocyclic peptide that potently blocks influenza virus membrane fusion
To Be Published ? ? ? (?)
Primary Citation of related structures
9PHQ
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