2WQ9

Crystal Structure of RBP4 bound to Oleic Acid

• PDB DOI: https://doi.org/10.2210/pdb2WQ9/pdb

• Classification: SIGNALING PROTEIN
• Organism(s): Homo sapiens
• Expression System: Trichoplusia ni
• Mutation(s): No 


• Deposited: 2009-08-14 Released: 2010-09-01 
• Deposition Author(s): Nanao, M., Mercer, D., Nguyen, L., Buckley, D., Stout, T.J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.65 Å
• R-Value Free: 0.219 
• R-Value Work: 0.188 
• R-Value Observed: 0.189 

Starting Model: experimental

Literature

Crystal Structure of Rbp4 Bound to Oleic Acid

Nanao, M., Stout, T.J.

To be published.

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: 20.79 kDa 
• Atom Count: 1,707 
• Modelled Residue Count: 173 
• Deposited Residue Count: 174 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
RETINOL-BINDING PROTEIN 4	A	174	Homo sapiens	Mutation(s): 0
UniProt & NIH Common Fund Data Resources
Find proteins for P02753 (Homo sapiens) Explore P02753  Go to UniProtKB:  P02753
PHAROS:  P02753 GTEx:  ENSG00000138207

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
OLA	F [auth A]	OLEIC ACID C18 H34 O2 ZQPPMHVWECSIRJ-KTKRTIGZSA-N
GOL	G [auth A], H [auth A], I [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
CL	B [auth A], C [auth A], D [auth A], E [auth A], J [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.65 Å
• R-Value Free: 0.219 
• R-Value Work: 0.188 
• R-Value Observed: 0.189 
• Space Group: H 3

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 103.06	α = 90
b = 103.06	β = 90
c = 72.71	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-09-01 
Deposition Author(s): Nanao, M., Mercer, D., Nguyen, L., Buckley, D., Stout, T.J.

Revision History  

• Version 1.0: 2010-09-01
  Type: Initial release
  
• Version 1.1: 2011-05-08
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2017-06-28
  Changes: Data collection
• Version 1.4: 2019-04-03
  Changes: Data collection, Source and taxonomy
• Version 1.5: 2023-12-20
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description
• Version 1.6: 2024-10-23
  Changes: Structure summary