5FPF

Crystal structure of human tankyrase 2 in complex with TA-91

• PDB DOI: https://doi.org/10.2210/pdb5FPF/pdb

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


• Deposited: 2015-11-30 Released: 2016-12-14 
• Deposition Author(s): Haikarainen, T., Lehtio, L.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free: 0.272 
• R-Value Work: 0.213 
• R-Value Observed: 0.216 

Starting Model: experimental

Literature

Design, Synthesis and Evaluation of Novel Dual- Binding Inhibitors of the Tankyrases and Wnt Signalling.

Nathubhai, A., Haikarainen, T., Hayward, P.C., Munoz-Descalzo, S., Tosh, D., Lloyd, M.D., Lehtio, L., Threadgill, M.D.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

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

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 55.43 kDa 
• Atom Count: 3,384 
• Modelled Residue Count: 410 
• Deposited Residue Count: 478 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
TANKYRASE-2	A, B	191	Homo sapiens	Mutation(s): 0
UniProt & NIH Common Fund Data Resources
Find proteins for Q9H2K2 (Homo sapiens) Explore Q9H2K2  Go to UniProtKB:  Q9H2K2
GTEx:  ENSG00000107854

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
TANKYRASE-2	C, D	48	Homo sapiens	Mutation(s): 0
UniProt & NIH Common Fund Data Resources
Find proteins for Q9H2K2 (Homo sapiens) Explore Q9H2K2  Go to UniProtKB:  Q9H2K2
GTEx:  ENSG00000107854

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
5ZI	F [auth A], H [auth B]	4-[3-(4-oxo-3,4-dihydroquinazolin-2- yl)propanamido]-N-(quinolin-8-yl)benzamide C27 H21 N5 O3 HILQRGHXDPSDBM-UHFFFAOYSA-N
ZN	E [auth A], G [auth B]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Binding Affinity Annotations
ID	Source	Binding Affinity
5ZI	BindingDB:  5FPF	IC50: min: 0.2, max: 9.1 (nM) from 3 assay(s)

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free: 0.272 
• R-Value Work: 0.213 
• R-Value Observed: 0.216 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 41.6	α = 90
b = 76.08	β = 90
c = 149.05	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-12-14 
Deposition Author(s): Haikarainen, T., Lehtio, L.

Revision History  

• Version 1.0: 2016-12-14
  Type: Initial release
  
• Version 2.0: 2017-09-27
  Changes: Atomic model, Data collection
• Version 2.1: 2024-01-10
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description