9OE1 | pdb_00009oe1

Zebrafish Abcb4 in IF-narrow conformation in the presence of Tariquidar (TQR-IF-Narrow)

PDB DOI: https://doi.org/10.2210/pdb9OE1/pdb
EM Map EMD-70383: EMDB EMDataResource

Classification: TRANSPORT PROTEIN
Organism(s): Danio rerio
Expression System: Komagataella pastoris
Mutation(s): No

Deposited: 2025-04-28 Released: 2026-06-03
Deposition Author(s): Zhan, J., Xia, D.
Funding Organization(s): National Institutes of Health/National Cancer Institute (NIH/NCI)

Experimental Data Snapshot

Method: ELECTRON MICROSCOPY
Resolution: 3.02 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

wwPDB Validation 3D Report Full Report

Validation slider image for 9OE1

This is version 1.0 of the entry. See complete history.

Literature

Conformational Landscape of Zebrafish Abcb4

Zhan, J., Xia, D.

To be published.

Macromolecule Content

Total Structure Weight: 143.48 kDa
Atom Count: 9,322
Modeled Residue Count: 1,178
Deposited Residue Count: 1,275
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ATP-binding cassette, sub-family B (MDR/TAP), member 4	A	1,275	Danio rerio	Mutation(s): 0 Gene Names: abcb4, zgc:172149 EC: 7.6.2.2
UniProt
Find proteins for E7F1E3 (Danio rerio) Explore E7F1E3 Go to UniProtKB: E7F1E3
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	E7F1E3
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
R1H (Subject of Investigation/LOI) Query on R1H Download:Ideal Coordinates CCD File SDF format, chain F [auth A] SDF format, chain G [auth A] MOL2 format, chain F [auth A] MOL2 format, chain G [auth A] mmCIF format, chain F [auth A] mmCIF format, chain G [auth A]	F [auth A], G [auth A]	tariquidar C₃₈ H₃₈ N₄ O₆ LGGHDPFKSSRQNS-UHFFFAOYSA-N		Interactions Focus chain F [auth A] Focus chain G [auth A] Interactions & Density Focus chain F [auth A] Focus chain G [auth A]
AGS (Subject of Investigation/LOI) Query on AGS Download:Ideal Coordinates CCD File SDF format, chain D [auth A] SDF format, chain E [auth A] MOL2 format, chain D [auth A] MOL2 format, chain E [auth A] mmCIF format, chain D [auth A] mmCIF format, chain E [auth A]	D [auth A], E [auth A]	PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER C₁₀ H₁₆ N₅ O₁₂ P₃ S NLTUCYMLOPLUHL-KQYNXXCUSA-N		Interactions Focus chain D [auth A] Focus chain E [auth A] Interactions & Density Focus chain D [auth A] Focus chain E [auth A]
MG (Subject of Investigation/LOI) Query on MG Download:Ideal Coordinates CCD File SDF format, chain B [auth A] SDF format, chain C [auth A] MOL2 format, chain B [auth A] MOL2 format, chain C [auth A] mmCIF format, chain B [auth A] mmCIF format, chain C [auth A]	B [auth A], C [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N		Interactions Focus chain B [auth A] Focus chain C [auth A] Interactions & Density Focus chain B [auth A] Focus chain C [auth A]

Experimental Data & Validation

Experimental Data

Method: ELECTRON MICROSCOPY
Resolution: 3.02 Å
Aggregation State: PARTICLE
Reconstruction Method: SINGLE PARTICLE

EM Software:

Task	Software Package	Version
MODEL REFINEMENT	PHENIX	1.21.2_5419

Structure Validation

View Full Validation Report

View more in-depth experimental data

Entry History

& Funding Information

Deposition Data

Released Date: 2026-06-03

Deposition Author(s):

Funding Organization	Location	Grant Number
National Institutes of Health/National Cancer Institute (NIH/NCI)	United States	--

Revision History (Full details and data files)

Version 1.0: 2026-06-03
Type: Initial release

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.