7DAS

Mouse Toll-like receptor 3 ectodomain in complex with lncRNA Rmrp in lapped form

• PDB DOI: https://doi.org/10.2210/pdb7DAS/pdb
• NAKB: 7DAS
• EM Map EMD-30626: EMDB EMDataResource

• Classification: RNA BINDING PROTEIN/RNA
• Organism(s): Mus musculus
• Expression System: Trichoplusia ni
• Mutation(s): No 


• Deposited: 2020-10-18 Released: 2021-10-20 
• Deposition Author(s): Li, B., Cao, X.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.64 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Starting Model: experimental

Literature

Endosomal lncRNA Rmrp is required for TLR3 innate sensing by engaging TLR3 dimerization

Zhang, S., Li, B., Cao, X.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 204.33 kDa 
• Atom Count: 11,603 
• Modelled Residue Count: 1,411 
• Deposited Residue Count: 1,518 
• Unique protein chains: 1
• Unique nucleic acid chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Toll-like receptor 3	A, B	684	Mus musculus	Mutation(s): 0  Gene Names: Tlr3
UniProt
Find proteins for Q99MB1 (Mus musculus) Explore Q99MB1  Go to UniProtKB:  Q99MB1

Entity ID: 2
Molecule	Chains	Length	Organism	Image
RNA component of mitochondrial RNAase P (Rmrp), RNase MRP RNA	C	150	Mus musculus

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.64 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.16
RECONSTRUCTION	cryoSPARC	2.9.1

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2021-10-20 
Deposition Author(s): Li, B., Cao, X.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	81788101

Revision History  

• Version 1.0: 2021-10-20
  Type: Initial release
  
• Version 1.1: 2024-10-30
  Changes: Data collection, Refinement description, Structure summary