44KH | pdb_000044kh

Cryo-EM structure of AtSLAH3 7D/L400A mutant

• PDB DOI: https://doi.org/10.2210/pdb44KH/pdb
• EM Map EMD-82662: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Arabidopsis thaliana
• Expression System: Homo sapiens
• Mutation(s): Yes 


• Deposited: 2026-08-01 Released: 2026-10-07 
• Deposition Author(s): Gao, S., Yao, X., Wang, Y.Q., Zhao, B.X.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.64 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Cryo-EM structure of AtSLAH3 7D/L400A mutant

Gao, S., Yao, X., Wang, Y.Q., Zhao, B.X.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 217.64 kDa 
• Atom Count: 7,470 
• Modeled Residue Count: 933 
• Deposited Residue Count: 1,905 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
S-type anion channel SLAH3	A, B, C	635	Arabidopsis thaliana	Mutation(s): 8  Gene Names: SLAH3, At5g24030, MZF18.9
UniProt
Find proteins for Q9FLV9 (Arabidopsis thaliana) Explore Q9FLV9  Go to UniProtKB:  Q9FLV9

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.64 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
RECONSTRUCTION	cryoSPARC

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2026-10-07 
Deposition Author(s): Gao, S., Yao, X., Wang, Y.Q., Zhao, B.X.

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

Revision History  

• Version 1.0: 2026-10-07
  Type: Initial release