7E1A | pdb_00007e1a

Human bile salt exporter ABCB11 in complex with taurocholate

• PDB DOI: https://doi.org/10.2210/pdb7E1A/pdb
• EM Map EMD-30938: EMDB EMDataResource

• Classification: MEMBRANE PROTEIN
• Organism(s): Homo sapiens
• Expression System: Homo sapiens
• Mutation(s): No 
• Membrane Protein: Yes  OPMPDBTMMemProtMDmpstruc


• Deposited: 2021-02-01 Released: 2022-02-09 
• Deposition Author(s): Wang, L., How, W.T., Chen, Y.
• Funding Organization(s): Ministry of Science and Technology (MoST, China)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.66 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Structures of human bile acid exporter ABCB11 reveal a transport mechanism facilitated by two tandem substrate-binding pockets.

Wang, L., Hou, W.T., Wang, J., Xu, D., Guo, C., Sun, L., Ruan, K., Zhou, C.Z., Chen, Y.

(2022) Cell Res 32: 501-504

• PubMed: 35043010 
• DOI: https://doi.org/10.1038/s41422-021-00611-9
• Primary Citation of Related Structures:  
  7DV5, 7E1A

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Organizational Affiliation: 
• The First Affiliated Hospital of USTC, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, Anhui, China.
School of Life Sciences, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, Anhui, China.
The First Affiliated Hospital of USTC, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, Anhui, China. [e-mail].
School of Life Sciences, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, Anhui, China. [e-mail].
The First Affiliated Hospital of USTC, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, Anhui, China. [e-mail].
School of Life Sciences, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, Anhui, China. [e-mail].
The First Affiliated Hospital of USTC, Division of Life Sciences and Medicine, University of Science and Technology of China, Hefei, Anhui, China. [e-mail].
School of Life Sciences, Division of Life Sciences and Medicine, 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.

Macromolecule Content 

• Total Structure Weight: 147.07 kDa 
• Atom Count: 9,284 
• Modeled Residue Count: 1,189 
• 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 Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for O95342 (Homo sapiens) Explore O95342  Go to UniProtKB:  O95342
PHAROS:  O95342 GTEx:  ENSG00000073734

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
TCH (Subject of Investigation/LOI)	B [auth U]	TAUROCHOLIC ACID C26 H45 N O7 S WBWWGRHZICKQGZ-HZAMXZRMSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.66 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: 2022-02-09 
Deposition Author(s): Wang, L., How, W.T., Chen, Y.

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Funding Organization	Location	Grant Number
Ministry of Science and Technology (MoST, China)	China	2019YFA0508500

Revision History  

• Version 1.0: 2022-02-09
  Type: Initial release
  
• Version 1.1: 2022-04-06
  Changes: Database references
• Version 1.2: 2022-05-18
  Changes: Database references
• Version 1.3: 2024-06-05
  Changes: Data collection