9V2A | pdb_00009v2a

The Chlamydomonas reinhardtii bicarbonate transporter LciA

• PDB DOI: https://doi.org/10.2210/pdb9V2A/pdb
• EM Map EMD-64722: EMDB EMDataResource

• Classification: TRANSPORT PROTEIN
• Organism(s): Chlamydomonas reinhardtii
• Expression System: Homo sapiens
• Mutation(s): No 


• Deposited: 2025-05-19 Released: 2025-11-26 
• Deposition Author(s): Yang, Z., Guo, J., Zhang, P.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 2.37 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structure-guided engineering of novel bicarbonate transporters based on Chlamydomonas reinhardtii LciA

Yang, Z., Guo, J., Zhang, P.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C5  (Explore in 3D)
Global Stoichiometry: Homo 5-mer - A5 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 160.32 kDa 
• Atom Count: 9,350 
• Modeled Residue Count: 1,280 
• Deposited Residue Count: 1,545 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Low-CO2 inducible protein LCIA	A, B, C, D, E	309	Chlamydomonas reinhardtii	Mutation(s): 0  Gene Names: LciA, CHLRE_06g309000v5
UniProt
Find proteins for Q75NZ3 (Chlamydomonas reinhardtii) Explore Q75NZ3  Go to UniProtKB:  Q75NZ3

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 2.37 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.14_3260

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-11-26 
Deposition Author(s): Yang, Z., Guo, J., Zhang, P.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	32401000

Revision History  

• Version 1.0: 2025-11-26
  Type: Initial release