7YO5

Cryo-EM structure of RCK1 mutated human Slo1 apo

• PDB DOI: https://doi.org/10.2210/pdb7YO5/pdb
• EM Map EMD-33982: EMDB EMDataResource

• Classification: TRANSPORT PROTEIN
• Organism(s): Homo sapiens
• Expression System: Homo sapiens
• Mutation(s): Yes 
• Membrane Protein: Yes  PDBTM


• Deposited: 2022-08-01 Released: 2024-03-06 
• Deposition Author(s): Yamanouchi, D., Nureki, O.
• Funding Organization(s): Japan Society for the Promotion of Science (JSPS)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.90 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structural basis for dual allosteric gating modulation of Slo1-LRRC channel complex

Yamanouchi, D.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C4  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 477.8 kDa 
• Atom Count: 27,844 
• Modelled Residue Count: 3,492 
• Deposited Residue Count: 4,240 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Calcium-activated potassium channel subunit alpha-1	A, B, C, D	1,060	Homo sapiens	Mutation(s): 3  Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for A0A1W2PRB0 (Homo sapiens) Explore A0A1W2PRB0  Go to UniProtKB:  A0A1W2PRB0
GTEx:  ENSG00000156113

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CA (Subject of Investigation/LOI)	E [auth A], F [auth A], G [auth B], H [auth B], I [auth C], J [auth C], K [auth D], L [auth D]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.90 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-03-06 
Deposition Author(s): Yamanouchi, D., Nureki, O.

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Funding Organization	Location	Grant Number
Japan Society for the Promotion of Science (JSPS)	Japan	--

Revision History  

• Version 1.0: 2024-03-06
  Type: Initial release