2HMG

REFINEMENT OF THE INFLUENZA VIRUS HEMAGGLUTININ BY SIMULATED ANNEALING

• PDB DOI: https://doi.org/10.2210/pdb2HMG/pdb
• Entry: 2HMG supersedes: 1HMG

• Classification: VIRAL PROTEIN
• Organism(s): Influenza A virus (A/Hong Kong/19/1968(H3N2))
• Mutation(s): No 


• Deposited: 1989-09-11 Released: 1991-01-15 
• Deposition Author(s): Weis, W.I., Bruenger, A.T., Skehel, J.J., Wiley, D.C.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.00 Å
• R-Value Work: 0.222 

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Hetero 6-mer - A3B3 

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 173.42 kDa 
• Atom Count: 12,189 
• Modelled Residue Count: 1,509 
• Deposited Residue Count: 1,509 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
HEMAGGLUTININ (HA1 CHAIN)	A, C, E	328	Influenza A virus (A/Hong Kong/19/1968(H3N2))	Mutation(s): 0
UniProt
Find proteins for P03437 (Influenza A virus (strain A/Aichi/2/1968 H3N2)) Explore P03437  Go to UniProtKB:  P03437

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
HEMAGGLUTININ (HA2 CHAIN)	B, D, F	175	Influenza A virus (A/Hong Kong/19/1968(H3N2))	Mutation(s): 0
UniProt
Find proteins for P03437 (Influenza A virus (strain A/Aichi/2/1968 H3N2)) Explore P03437  Go to UniProtKB:  P03437

Oligosaccharides

Help

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	G, H, I	3		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G15407YE GlyCosmos:  G15407YE GlyGen:  G15407YE

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAG	J [auth A], K [auth A], L [auth A], M [auth B], N [auth C], O [auth C], P [auth C], Q [auth D], R [auth E], S [auth E], T [auth E], U [auth F]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.00 Å
• R-Value Work: 0.222 
• Space Group: P 4₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 162.6	α = 90
b = 162.6	β = 90
c = 177.4	γ = 90

Software Package:

Software Name	Purpose
X-PLOR	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 1991-01-15 
Deposition Author(s): Weis, W.I., Bruenger, A.T., Skehel, J.J., Wiley, D.C.
• This entry supersedes: 1HMG

Revision History  

• Version 1.0: 1991-01-15
  Type: Initial release
  
• Version 1.1: 2008-03-24
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Source and taxonomy, Version format compliance
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Atomic model, Data collection, Database references, Derived calculations, Other, Structure summary