4LSG

Structure of Mouse P-Glycoprotein

• PDB DOI: https://doi.org/10.2210/pdb4LSG/pdb

• Classification: MEMBRANE PROTEIN, TRANSPORT PROTEIN
• Organism(s): Mus musculus
• Expression System: Komagataella pastoris
• Mutation(s): Yes 
• Membrane Protein: Yes  OPMPDBTMMemProtMD


• Deposited: 2013-07-22 Released: 2013-07-31 
• Deposition Author(s): Chang, G., Szewczyk, P.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.80 Å
• R-Value Free: 0.357 
• R-Value Work: 0.336 
• R-Value Observed: 0.338 

Starting Model: experimental

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Biological Assembly 3  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 3 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 286.1 kDa 
• Atom Count: 18,352 
• Modelled Residue Count: 2,364 
• Deposited Residue Count: 2,568 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Multidrug resistance protein 1A	A, B	1,284	Mus musculus	Mutation(s): 1  Gene Names: Abcb1a, Abcb4, Mdr1a, Mdr3, Pgy-3, Pgy3 EC: 3.6.3.44 Membrane Entity: Yes
UniProt
Find proteins for P21447 (Mus musculus) Explore P21447  Go to UniProtKB:  P21447

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
HG	C [auth A], D [auth A], E [auth A], F [auth A], G [auth A], H [auth A], I [auth B], J [auth B], K [auth B], L [auth B], M [auth B], N [auth B]	MERCURY (II) ION Hg BQPIGGFYSBELGY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.80 Å
• R-Value Free: 0.357 
• R-Value Work: 0.336 
• R-Value Observed: 0.338 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 97.542	α = 90
b = 115.426	β = 90
c = 378.858	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data collection
PHENIX	model building
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHENIX	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-07-31 
Deposition Author(s): Chang, G., Szewczyk, P.

Revision History  

• Version 1.0: 2013-07-31
  Type: Initial release
  
• Version 1.1: 2013-08-07
  Changes: Other
• Version 1.2: 2023-09-20
  Changes: Data collection, Database references, Derived calculations, Refinement description