3KU6
Crystal structure of a H2N2 influenza virus hemagglutinin, 226L/228G
- PDB DOI: https://doi.org/10.2210/pdb3KU6/pdb
- Classification: VIRAL PROTEIN
- Organism(s): Influenza A virus (A/Japan/305/1957(H2N2))
- Expression System: Trichoplusia ni
- Mutation(s): Yes 
- Deposited: 2009-11-26 Released: 2010-01-19 
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 1.75 Å
- R-Value Free: 0.224 
- R-Value Work: 0.191 
- R-Value Observed: 0.193 
This is version 2.1 of the entry. See complete history. 
Macromolecules
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 1 | |||||
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Molecule | Chains | Sequence Length | Organism | Details | Image |
Hemagglutinin HA1 chain | 327 | Influenza A virus (A/Japan/305/1957(H2N2)) | Mutation(s): 1  Gene Names: HA, hemagglutinin | ||
UniProt | |||||
Find proteins for C7S226 (Influenza A virus (strain A/Japan/305/1957 H2N2)) Explore C7S226  Go to UniProtKB:  C7S226 | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | C7S226 | ||||
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 HA2 chain | 174 | Influenza A virus (A/Japan/305/1957(H2N2)) | Mutation(s): 0  Gene Names: HA, hemagglutinin | ||
UniProt | |||||
Find proteins for C7S226 (Influenza A virus (strain A/Japan/305/1957 H2N2)) Explore C7S226  Go to UniProtKB:  C7S226 | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | C7S226 | ||||
Sequence AnnotationsExpand | |||||
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Oligosaccharides
Small Molecules
Ligands 3 Unique | |||||
---|---|---|---|---|---|
ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
NAG Query on NAG | D [auth A] | 2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N | |||
PEG Query on PEG | F [auth B] | DI(HYDROXYETHYL)ETHER C4 H10 O3 MTHSVFCYNBDYFN-UHFFFAOYSA-N | |||
EDO Query on EDO | E [auth A] | 1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N |
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 1.75 Å
- R-Value Free: 0.224 
- R-Value Work: 0.191 
- R-Value Observed: 0.193 
- Space Group: P 63
Unit Cell:
Length ( Å ) | Angle ( ˚ ) |
---|---|
a = 70.484 | α = 90 |
b = 70.484 | β = 90 |
c = 236.844 | γ = 120 |
Software Name | Purpose |
---|---|
DENZO | data reduction |
SCALEPACK | data scaling |
PHASER | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
Blu-Ice | data collection |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
Entry History 
Deposition Data
- Released Date: 2010-01-19  Deposition Author(s): Xu, R., Wilson, I.A.
Revision History (Full details and data files)
- Version 1.0: 2010-01-19
Type: Initial release - Version 1.1: 2011-07-13
Changes: Advisory, Refinement description, Version format compliance - Version 1.2: 2017-11-01
Changes: Refinement description - Version 2.0: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Atomic model, Data collection, Database references, Derived calculations, Structure summary - Version 2.1: 2021-10-13
Changes: Database references, Structure summary