4R8W

Crystal structure of H7 hemagglutinin from A/Anhui/1/2013 in complex with a neutralizing antibody CT149

• PDB DOI: https://doi.org/10.2210/pdb4R8W/pdb

• Classification: IMMUNE SYSTEM
• Organism(s): Influenza A virus (A/Anhui/1-BALF_RG45/2013(H7N9)), Homo sapiens
• Expression System: Spodoptera frugiperda
• Mutation(s): No 


• Deposited: 2014-09-03 Released: 2015-08-26 
• Deposition Author(s): Wu, Y., Shi, Y., Qi, J., Gao, G.F.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.79 Å
• R-Value Free: 0.311 
• R-Value Work: 0.262 
• R-Value Observed: 0.265 

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Hetero 12-mer - A3B3C3D3 Pseudo Symmetry: Cyclic - C3  (Explore in 3D)
Pseudo Stoichiometry: Hetero 12-mer - A6B3C3 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 104.29 kDa 
• Atom Count: 5,675 
• Modelled Residue Count: 722 
• Deposited Residue Count: 945 
• Unique protein chains: 4

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Hemagglutinin	A	321	Influenza A virus (A/Anhui/1-BALF_RG45/2013(H7N9))	Mutation(s): 0  Gene Names: HA
UniProt
Find proteins for A0A024E3P0 (Influenza A virus) Explore A0A024E3P0  Go to UniProtKB:  A0A024E3P0

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Hemagglutinin	B	177	Influenza A virus (A/Anhui/1-BALF_RG45/2013(H7N9))	Mutation(s): 0  Gene Names: HA
UniProt
Find proteins for A0A024E2M1 (Influenza A virus) Explore A0A024E2M1  Go to UniProtKB:  A0A024E2M1

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Heavy chain of neutralizing antibody CT149	C [auth H]	231	Homo sapiens	Mutation(s): 0

Entity ID: 4
Molecule	Chains	Sequence Length	Organism	Details	Image
Light chain of neutralizing antibody CT149	D [auth L]	216	Homo sapiens	Mutation(s): 0

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAG	E [auth A], F [auth A], G [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: 2.79 Å
• R-Value Free: 0.311 
• R-Value Work: 0.262 
• R-Value Observed: 0.265 
• Space Group: H 3 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 126.856	α = 90
b = 126.856	β = 90
c = 409.596	γ = 120

Software Package:

Software Name	Purpose
HKL-2000	data collection
PHASER	phasing
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2015-08-26 
Deposition Author(s): Wu, Y., Shi, Y., Qi, J., Gao, G.F.

Revision History  

• Version 1.0: 2015-08-26
  Type: Initial release
  
• Version 1.1: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Data collection, Derived calculations, Structure summary
• Version 1.2: 2023-11-08
  Changes: Data collection, Database references, Refinement description, Structure summary