4C3Z

Nucleotide-free crystal structure of nucleotide-binding domain 1 from human MRP1 supports a general-base catalysis mechanism for ATP hydrolysis.

• PDB DOI: https://doi.org/10.2210/pdb4C3Z/pdb

• Classification: TRANSPORT PROTEIN
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2013-08-28 Released: 2014-09-10 
• Deposition Author(s): Chaptal, V., Gueguen-Chaignon, V., Magnard, S., Falson, P., Di Pietro, A., Baubichon-Cortay, H.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.194 
• R-Value Work: 0.164 
• R-Value Observed: 0.165 

Starting Model: experimental

Literature

Nucleotide-Free Crystal Structure of Nucleotide-Binding Domain 1 from Human Abcc1 Supports a 'General-Base Catalysis' Mechanism for ATP Hydrolysis.

Chaptal, V., Magnard, S., Gueguen-Chaignon, V., Falson, P., Di Pietro, A., Baubichon-Cortay, H.

(2014) Biochem Pharmacol 3: 150

• DOI: https://doi.org/10.4172/2167-0501.1000150

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 29.61 kDa 
• Atom Count: 1,869 
• Modelled Residue Count: 231 
• Deposited Residue Count: 266 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
MULTIDRUG RESISTANCE-ASSOCIATED PROTEIN 1	A	266	Homo sapiens	Mutation(s): 0  EC: 7.6.2.2 (UniProt), 7.6.2.3 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for P33527 (Homo sapiens) Explore P33527  Go to UniProtKB:  P33527
PHAROS:  P33527 GTEx:  ENSG00000103222

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SO4	B [auth A], C [auth A], D [auth A], E [auth A], F [auth A], G [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 0.194 
• R-Value Work: 0.164 
• R-Value Observed: 0.165 
• Space Group: P 3₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 64.299	α = 90
b = 64.299	β = 90
c = 65.491	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
MOSFLM	data reduction
Aimless	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-09-10 
Deposition Author(s): Chaptal, V., Gueguen-Chaignon, V., Magnard, S., Falson, P., Di Pietro, A., Baubichon-Cortay, H.

Revision History  

• Version 1.0: 2014-09-10
  Type: Initial release
  
• Version 1.1: 2015-03-18
  Changes: Database references, Structure summary
• Version 1.2: 2017-08-23
  Changes: Data collection
• Version 1.3: 2023-12-20
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description