9EJW | pdb_00009ejw

MCMV immunoevasin m11 binding murine CD44

• PDB DOI: https://doi.org/10.2210/pdb9EJW/pdb

• Classification: VIRAL PROTEIN
• Organism(s): Mus musculus, Murid betaherpesvirus 1
• Expression System: Escherichia coli BL21, Baculoviridae
• Mutation(s): No 


• Deposited: 2024-11-29 Released: 2025-11-26 
• Deposition Author(s): Deuss, F.A., Rossjohn, J., Sng, X.Y.X., Voigt, V., Schuster, I.S., Fleming, P., Abuwarwar, M., van Dommelen, S., Neate, G., Horsnell, H.L., Golzarroshan, B., Varelias, A., Hill, G.R., Lyman, S.D., Mueller, S.N., Scalzo, A.A., Wikstrom, M.E., Berry, R., Fletcher, A.L., Andoniou, C.E., Degli-Esposti, M.A.
• Funding Organization(s): National Health and Medical Research Council (NHMRC, Australia)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.40 Å
• R-Value Free: 
  0.202 (Depositor), 0.203 (DCC) 
• R-Value Work: 
  0.184 (Depositor), 0.185 (DCC) 
• R-Value Observed: 
  0.185 (Depositor) 

Starting Models: experimental

Literature

Fibroblastic reticular cells control the initiation of adaptive T cell responses via CD44

Sng, X.Y.X., Voigt, V., Schuster, I.S., Fleming, P., Deuss, F.A., Abuwarwar, M.H., van Dommelen, S., Neate, G., Arnold, R.M., Horsnell, H.L., Daly, S., Golzarroshan, B., Varelias, A., Lyman, S.D., Scalzo, A.A., Hill, G.R., Mueller, S.N., Wikstrom, M.E., Berry, R., Rossjohn, J., Fletcher, A.L., Andoniou, C.E., Degli-Esposti, M.A.

(2026) Nature 

• DOI: https://doi.org/10.1038/s41586-025-09988-8

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

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

Biological Assembly Evidence: surface plasmon resonance

Macromolecule Content 

• Total Structure Weight: 36.59 kDa 
• Atom Count: 2,809 
• Modeled Residue Count: 286 
• Deposited Residue Count: 301 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
CD44 antigen	A	154	Mus musculus	Mutation(s): 0  Gene Names: Cd44, Ly-24
UniProt
Find proteins for P15379 (Mus musculus) Explore P15379  Go to UniProtKB:  P15379

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
M11 protein	B	147	Murid betaherpesvirus 1	Mutation(s): 0  Gene Names: m11
UniProt
Find proteins for A8E1J2 (Murid herpesvirus 1 (strain K181)) Explore A8E1J2  Go to UniProtKB:  A8E1J2
Glycosylation
Glycosylation Sites: 5

Oligosaccharides

Help

Entity ID: 3
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
beta-D-galactopyranose-(1-3)-2-acetamido-2-deoxy-alpha-D-galactopyranose	C	2		O-Glycosylation
Glycosylation Resources
GlyTouCan:  G00031MO GlyCosmos:  G00031MO GlyGen:  G00031MO

Entity ID: 4
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
alpha-D-mannopyranose-(1-2)-alpha-D-mannopyranose-(1-3)-[alpha-D-mannopyranose-(1-3)-alpha-D-mannopyranose-(1-6)]beta-D-mannopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	D	7		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G07617FP GlyCosmos:  G07617FP GlyGen:  G07617FP

Entity ID: 5
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	E	2		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G42666HT GlyCosmos:  G42666HT GlyGen:  G42666HT

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAG (Subject of Investigation/LOI)	G [auth B], H [auth B]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N
CYS (Subject of Investigation/LOI)	J [auth B]	CYSTEINE C3 H7 N O2 S XUJNEKJLAYXESH-REOHCLBHSA-N
SO4 (Subject of Investigation/LOI)	F [auth A], I [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.40 Å
• R-Value Free:  0.202 (Depositor), 0.203 (DCC) 
• R-Value Work:  0.184 (Depositor), 0.185 (DCC) 
• R-Value Observed: 0.185 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 34.839	α = 90
b = 105.768	β = 90
c = 112.997	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
MOSFLM	data reduction
SCALA	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-11-26 
Deposition Author(s): Deuss, F.A., Rossjohn, J., Sng, X.Y.X., Voigt, V., Schuster, I.S., Fleming, P., Abuwarwar, M., van Dommelen, S., Neate, G., Horsnell, H.L., Golzarroshan, B., Varelias, A., Hill, G.R., Lyman, S.D., Mueller, S.N., Scalzo, A.A., Wikstrom, M.E., Berry, R., Fletcher, A.L., Andoniou, C.E., Degli-Esposti, M.A.

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

Revision History  

• Version 1.0: 2025-11-26
  Type: Initial release
  
• Version 1.1: 2026-01-21
  Changes: Database references