8Z8W | pdb_00008z8w

Crystal Structure of EphA6/Caskin1 complex

• PDB DOI: https://doi.org/10.2210/pdb8Z8W/pdb

• Classification: PROTEIN BINDING
• Organism(s): Mus musculus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2024-04-22 Released: 2025-04-30 
• Deposition Author(s): Li, J., Liu, W.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.30 Å
• R-Value Free: 
  0.257 (Depositor), 0.256 (DCC) 
• R-Value Work: 
  0.196 (Depositor), 0.196 (DCC) 
• R-Value Observed: 
  0.199 (Depositor) 

Starting Model: experimental

Literature

Crystal Structure of EphA6/Caskin1 complex

Li, J., Liu, W.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly Evidence: isothermal titration calorimetry

Macromolecule Content 

• Total Structure Weight: 20.58 kDa 
• Atom Count: 975 
• Modeled Residue Count: 124 
• Deposited Residue Count: 182 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Caskin-1,Ephrin type-A receptor 6	A	182	Mus musculus	Mutation(s): 0  Gene Names: Caskin1, Kiaa1306, Epha6, Ehk-2, Ehk2 EC: 2.7.10.1
UniProt & NIH Common Fund Data Resources
Find proteins for Q62413 (Mus musculus) Explore Q62413  Go to UniProtKB:  Q62413
IMPC:  MGI:108034
Find proteins for Q6P9K8 (Mus musculus) Explore Q6P9K8  Go to UniProtKB:  Q6P9K8
IMPC:  MGI:2442952
UniProt Groups	Q62413Q6P9K8

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.30 Å
• R-Value Free:  0.257 (Depositor), 0.256 (DCC) 
• R-Value Work:  0.196 (Depositor), 0.196 (DCC) 
• R-Value Observed: 0.199 (Depositor) 

Space Group: P 4₃ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 70.434	α = 90
b = 70.434	β = 90
c = 74.486	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
SCALEPACK	data scaling
DENZO	data reduction
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-04-30 
Deposition Author(s): Li, J., Liu, W.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	--

Revision History  

• Version 1.0: 2025-04-30
  Type: Initial release