7FYD

Crystal Structure of human FABP5 in complex with 6-chloro-4-phenyl-2-propan-2-ylquinoline-3-carboxylic acid, i.e. SMILES c1(ccc2c(c1)c(c1ccccc1)c(c(n2)C(C)C)C(=O)O)Cl with IC50=2.6 microM

• PDB DOI: https://doi.org/10.2210/pdb7FYD/pdb
• Deposition Group: G_1002264 ExploreG_1002264

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


• Deposited: 2023-04-27 Released: 2023-06-14 
• Deposition Author(s): Ehler, A., Benz, J., Obst, U., Ceccarelli-Simona, M., Rudolph, M.G.
• Funding Organization(s): F. Hoffmann-La Roche LTD

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.45 Å
• R-Value Free: 0.223 
• R-Value Work: 0.201 
• R-Value Observed: 0.202 

Starting Model: other

Literature

Crystal Structure of a human FABP5 complex

Obst, U., Magnone, C., Kuhn, B., Rudolph, M.G.

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)

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 16.06 kDa 
• Atom Count: 1,215 
• Modelled Residue Count: 133 
• Deposited Residue Count: 138 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Fatty acid-binding protein 5	A	138	Homo sapiens	Mutation(s): 0  Gene Names: FABP5
UniProt & NIH Common Fund Data Resources
Find proteins for Q01469 (Homo sapiens) Explore Q01469  Go to UniProtKB:  Q01469
PHAROS:  Q01469 GTEx:  ENSG00000164687

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
VLQ (Subject of Investigation/LOI)	E [auth A]	6-chloro-4-phenyl-2-(propan-2-yl)quinoline-3-carboxylic acid C19 H16 Cl N O2 CDYJYWKBTLRTHP-UHFFFAOYSA-N
SO4	C [auth A], D [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
DMS	B [auth A]	DIMETHYL SULFOXIDE C2 H6 O S IAZDPXIOMUYVGZ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.45 Å
• R-Value Free: 0.223 
• R-Value Work: 0.201 
• R-Value Observed: 0.202 
• Space Group: P 4₃ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.876	α = 90
b = 61.876	β = 90
c = 74.547	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-06-14 
Deposition Author(s): Ehler, A., Benz, J., Obst, U., Ceccarelli-Simona, M., Rudolph, M.G.

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Funding Organization	Location	Grant Number
F. Hoffmann-La Roche LTD	Switzerland	--

Revision History  

• Version 1.0: 2023-06-14
  Type: Initial release
  
• Version 1.1: 2024-04-03
  Changes: Data collection, Refinement description
• Version 1.2: 2024-10-16
  Changes: Structure summary
• Version 1.3: 2024-11-20
  Changes: Structure summary