5XL4
The structure of hemagglutinin from an avian-origin H4N6 influenza virus in complex with human receptor analog Lstc
- PDB DOI: https://doi.org/10.2210/pdb5XL4/pdb
- Classification: VIRAL PROTEIN
- Organism(s): Influenza A virus (A/duck/Czechoslovakia/1956(H4N6))
- Expression System: Trichoplusia ni
- Mutation(s): No 
- Deposited: 2017-05-10 Released: 2017-08-02 
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 2.10 Å
- R-Value Free: 0.223 
- R-Value Work: 0.188 
- R-Value Observed: 0.190 
This is version 1.5 of the entry. See complete history. 
Macromolecules
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 1 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
Hemagglutinin | A, C [auth B] | 327 | Influenza A virus (A/duck/Czechoslovakia/1956(H4N6)) | Mutation(s): 0  Gene Names: HA | |
UniProt | |||||
Find proteins for P19696 (Influenza A virus (strain A/Duck/Czechoslovakia/1956 H4N6)) Explore P19696  Go to UniProtKB:  P19696 | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | P19696 | ||||
Sequence AnnotationsExpand | |||||
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Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 2 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
Hemagglutinin | B [auth C], D | 176 | Influenza A virus (A/duck/Czechoslovakia/1956(H4N6)) | Mutation(s): 0  Gene Names: HA | |
UniProt | |||||
Find proteins for P19696 (Influenza A virus (strain A/Duck/Czechoslovakia/1956 H4N6)) Explore P19696  Go to UniProtKB:  P19696 | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | P19696 | ||||
Sequence AnnotationsExpand | |||||
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Small Molecules
Ligands 2 Unique | |||||
---|---|---|---|---|---|
ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
SIA Query on SIA | G [auth A], J [auth B] | N-acetyl-alpha-neuraminic acid C11 H19 N O9 SQVRNKJHWKZAKO-YRMXFSIDSA-N | |||
NAG Query on NAG | E [auth A], F [auth A], H [auth B], I [auth B] | 2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N |
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 2.10 Å
- R-Value Free: 0.223 
- R-Value Work: 0.188 
- R-Value Observed: 0.190 
- Space Group: H 3 2
Unit Cell:
Length ( Å ) | Angle ( ˚ ) |
---|---|
a = 100.307 | α = 90 |
b = 100.307 | β = 90 |
c = 685.399 | γ = 120 |
Software Name | Purpose |
---|---|
PHENIX | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
PHASER | phasing |
Entry History 
Deposition Data
Revision History (Full details and data files)
- Version 1.0: 2017-08-02
Type: Initial release - Version 1.1: 2017-08-16
Changes: Database references - Version 1.2: 2017-08-23
Changes: Data collection - Version 1.3: 2018-02-07
Changes: Structure summary - Version 1.4: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Data collection, Derived calculations, Structure summary - Version 1.5: 2023-11-22
Changes: Data collection, Database references, Refinement description, Structure summary