6QEE

Nanodisc reconstituted Human-mouse chimeric ABCB1 (ABCB1HM)-EQ mutant in complex with UIC2 Fab and Zosuquidar.

• PDB DOI: https://doi.org/10.2210/pdb6QEE/pdb
• EM Map EMD-4536: EMDB EMDataResource

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


• Deposited: 2019-01-07 Released: 2019-02-27 
• Deposition Author(s): Alam, A.
• Funding Organization(s): Swiss National Science Foundation, European Molecular Biology Organization

---

Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.90 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 3-mer - A1B1C1 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 3-mer - A2B1 

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

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 197.5 kDa 
• Atom Count: 12,975 
• Modelled Residue Count: 1,627 
• Deposited Residue Count: 1,745 
• Unique protein chains: 3

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ABCB1HM-EQ	A	1,300	Homo sapiens	Mutation(s): 0

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
UIC2 Antigen Binding Fragment Light chain	B	220	Mus musculus	Mutation(s): 0

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
UIC2 Antigen Binding Fragment Heavy Chain	C	225	Mus musculus	Mutation(s): 0

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
3PE	P [auth A]	1,2-Distearoyl-sn-glycerophosphoethanolamine C41 H82 N O8 P LVNGJLRDBYCPGB-LDLOPFEMSA-N
ZQU	G [auth A], H [auth A]	Zosuquidar C32 H31 F2 N3 O2 IHOVFYSQUDPMCN-DBEBIPAYSA-N
CLR	I [auth A], J [auth A], K [auth A], L [auth A], M [auth A], N [auth A], O [auth A]	CHOLESTEROL C27 H46 O HVYWMOMLDIMFJA-DPAQBDIFSA-N
NAG	D [auth A], E [auth A], F [auth A]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N

Binding Affinity Annotations
ID	Source	Binding Affinity
CLR	BindingDB:  6QEE	IC50: 8200 (nM) from 1 assay(s)

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.90 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2019-02-27 
Deposition Author(s): Alam, A.

---

Funding Organization	Location	Grant Number
Swiss National Science Foundation	Switzerland	--
European Molecular Biology Organization	Switzerland	--

Revision History  

• Version 1.0: 2019-02-27
  Type: Initial release
  
• Version 1.1: 2019-12-18
  Changes: Other
• Version 1.2: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Data collection, Derived calculations, Structure summary
• Version 1.3: 2021-06-02
  Changes: Structure summary