8RNG

Crystal structure of HLA B*18:01 in complex with TEVETYVL, an 8-mer epitope from Influenza A

• PDB DOI: https://doi.org/10.2210/pdb8RNG/pdb

• Classification: IMMUNE SYSTEM
• Organism(s): Homo sapiens, Influenza A virus (A/Memphis/18/1978(H3N2))
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2024-01-10 Released: 2024-05-08 
• Deposition Author(s): Murdolo, L.D., Maddumage, J.C., Gras, S.
• Funding Organization(s): National Health and Medical Research Council (NHMRC, Australia)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.45 Å
• R-Value Free: 0.203 
• R-Value Work: 0.186 
• R-Value Observed: 0.187 

Starting Model: experimental

Literature

Crystal structure of HLA B*18:01 in complex with TEVETYVL, an 8-mer epitope from Influenza A

Murdolo, L.D., Maddumage, J.C., Gras, S.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 3-mer - A1B1C1 

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

Macromolecule Content

• Total Structure Weight: 44.74 kDa 
• Atom Count: 3,586 
• Modelled Residue Count: 384 
• Deposited Residue Count: 384 
• Unique protein chains: 3

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
MHC class I antigen	A	276	Homo sapiens	Mutation(s): 0  Gene Names: HLA-B
UniProt
Find proteins for S6AU73 (Homo sapiens) Explore S6AU73  Go to UniProtKB:  S6AU73

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Matrix protein 1	B [auth C]	8	Influenza A virus (A/Memphis/18/1978(H3N2))	Mutation(s): 0
UniProt
Find proteins for Q2PIM0 (Influenza A virus (strain A/Memphis/18/1978 H3N2)) Explore Q2PIM0  Go to UniProtKB:  Q2PIM0

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Beta-2-microglobulin	C [auth B]	100	Homo sapiens	Mutation(s): 0  Gene Names: B2M, CDABP0092, HDCMA22P
UniProt & NIH Common Fund Data Resources
Find proteins for P61769 (Homo sapiens) Explore P61769  Go to UniProtKB:  P61769
GTEx:  ENSG00000166710

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
EDO (Subject of Investigation/LOI)	D [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N
MG (Subject of Investigation/LOI)	E [auth A], F [auth A], G [auth A], H [auth B]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.45 Å
• R-Value Free: 0.203 
• R-Value Work: 0.186 
• R-Value Observed: 0.187 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 50.647	α = 90
b = 81.144	β = 90
c = 110.176	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
Aimless	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-05-08 
Deposition Author(s): Murdolo, L.D., Maddumage, J.C., Gras, S.

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Funding Organization	Location	Grant Number
National Health and Medical Research Council (NHMRC, Australia)	Australia	--

Revision History  

• Version 1.0: 2024-05-08
  Type: Initial release