5NN1

The structure of the polo-box domain (PBD) of polo-like kinase 1 (Plk1)

• PDB DOI: https://doi.org/10.2210/pdb5NN1/pdb

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


• Deposited: 2017-04-07 Released: 2018-02-21 
• Deposition Author(s): Kunciw, D.L., Rossmann, M., De Fusco, C., Spring, D.R., Hyvonen, M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.78 Å
• R-Value Free: 0.245 
• R-Value Work: 0.205 
• R-Value Observed: 0.207 

Literature

Developing peptidic inhibitors of the cryptic pocket of the Polo-Like Kinase 1 Polo-Box Domain.

Kunciw, D.L., De Fusco, C., Rossmann, M., De Andres, M., Sore, H.F., Hyvonen, M., Spring, D.R.

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: 27.29 kDa 
• Atom Count: 1,833 
• Modelled Residue Count: 215 
• Deposited Residue Count: 237 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Serine/threonine-protein kinase PLK1	A	237	Homo sapiens	Mutation(s): 0  Gene Names: PLK1, PLK EC: 2.7.11.21
UniProt & NIH Common Fund Data Resources
Find proteins for P53350 (Homo sapiens) Explore P53350  Go to UniProtKB:  P53350
GTEx:  ENSG00000166851

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.78 Å
• R-Value Free: 0.245 
• R-Value Work: 0.205 
• R-Value Observed: 0.207 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 33.216	α = 90
b = 93.353	β = 102.04
c = 36.395	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
xia2	data reduction
xia2	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2018-02-21 
Deposition Author(s): Kunciw, D.L., Rossmann, M., De Fusco, C., Spring, D.R., Hyvonen, M.

Revision History  

• Version 1.0: 2018-02-21
  Type: Initial release
  
• Version 1.1: 2024-06-19
  Changes: Data collection, Database references