36CG | pdb_000036cg

Apo form of human bile salts export pump ABCB11

• PDB DOI: https://doi.org/10.2210/pdb36CG/pdb
• Entry: 36CG supersedes: 6LR0
• EM Map EMD-31583: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Homo sapiens
• Expression System: Homo sapiens
• Mutation(s): No 


• Deposited: 2026-06-01 Released: 2026-07-08 
• Deposition Author(s): Wang, L., How, W.T.
• Funding Organization(s): Ministry of Science and Technology (MoST, China)

---

Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.50 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Cryo-EM structure of human bile salts exporter ABCB11.

Wang, L., Hou, W.T., Chen, L., Jiang, Y.L., Xu, D., Sun, L., Zhou, C.Z., Chen, Y.

(2020) Cell Res 30: 623-625

• PubMed: 32203132 
• DOI: https://doi.org/10.1038/s41422-020-0302-0
• Primary Citation Related Structures: 
  36CG

---

Organizational Affiliation: 
• Hefei National Laboratory for Physical Sciences at the Microscale and School of Life Sciences, University of Science and Technology of China, Hefei, Anhui, China.
Hefei National Laboratory for Physical Sciences at the Microscale and School of Life Sciences, University of Science and Technology of China, Hefei, Anhui, China. [e-mail].
CAS Centre for Excellence in Molecular Cell Science, University of Science and Technology of China, 230027, Hefei, Anhui, China. [e-mail].
Hefei National Laboratory for Physical Sciences at the Microscale and School of Life Sciences, University of Science and Technology of China, Hefei, Anhui, China. [e-mail].
Hefei National Laboratory for Physical Sciences at the Microscale and School of Life Sciences, University of Science and Technology of China, Hefei, Anhui, China. [e-mail].

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by (software)

Biological Assembly Evidence: electron microscopy

Macromolecule Content 

• Total Structure Weight: 146.56 kDa 
• Atom Count: 9,576 
• Modeled Residue Count: 1,230 
• Deposited Residue Count: 1,321 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Bile salt export pump	A [auth U]	1,321	Homo sapiens	Mutation(s): 0  Gene Names: ABCB11, BSEP EC: 7.6.2
UniProt & NIH Common Fund Data Resources
Find proteins for O95342 (Homo sapiens) Explore O95342  Go to UniProtKB:  O95342
PHAROS:  O95342 GTEx:  ENSG00000073734

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.50 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
RECONSTRUCTION	cryoSPARC	3.2

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2026-07-08 
Deposition Author(s): Wang, L., How, W.T.
• This entry supersedes: 6LR0

---

Funding Organization	Location	Grant Number
Ministry of Science and Technology (MoST, China)	China	--

Revision History  

• Version 1.0: 2026-07-08
  Type: Initial release