8HN1

Cryo-EM structure of AdTx1-alpha1AAR-Nb6

• PDB DOI: https://doi.org/10.2210/pdb8HN1/pdb
• EM Map EMD-34906: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Dendroaspis angusticeps, Homo sapiens, Lama glama
• Expression System: Trichoplusia, Spodoptera frugiperda, Escherichia coli
• Mutation(s): No 
• Membrane Protein: Yes  PDBTMMemProtMD


• Deposited: 2022-12-06 Released: 2023-12-20 
• Deposition Author(s): Liu, X., Shi, M.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.90 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Cryo-EM structure of AdTx1-alpha1AAR-Nb6

Liu, X., Shi, M.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 61.3 kDa 
• Atom Count: 3,560 
• Modelled Residue Count: 456 
• Deposited Residue Count: 550 
• Unique protein chains: 3

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Toxin AdTx1	A [auth C]	71	Dendroaspis angusticeps	Mutation(s): 0
UniProt
Find proteins for P85092 (Dendroaspis angusticeps) Explore P85092  Go to UniProtKB:  P85092

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Alpha-1A adrenergic receptor	B [auth A]	346	Homo sapiens	Mutation(s): 0  Gene Names: ADRA1A, ADRA1C Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P35348 (Homo sapiens) Explore P35348  Go to UniProtKB:  P35348
PHAROS:  P35348 GTEx:  ENSG00000120907

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
Nb6	C [auth D]	133	Lama glama	Mutation(s): 0

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.90 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-12-20 
Deposition Author(s): Liu, X., Shi, M.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32122041
National Natural Science Foundation of China (NSFC)	China	32100968

Revision History  

• Version 1.0: 2023-12-20
  Type: Initial release
  
• Version 1.1: 2024-10-16
  Changes: Data collection, Structure summary