4TRL | pdb_00004trl

Structure of Ephrin type-A receptor 2

• PDB DOI: https://doi.org/10.2210/pdb4TRL/pdb
• Entry: 4TRL supersedes: 4P2W

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


• Deposited: 2014-06-17 Released: 2014-07-02 
• Deposition Author(s): Wei, Q., Wang, N.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.45 Å
• R-Value Free: 
  0.250 (Depositor), 0.250 (DCC) 
• R-Value Work: 
  0.199 (Depositor), 0.200 (DCC) 
• R-Value Observed: 
  0.202 (Depositor) 

Literature

Structure of Ephrin type-A receptor 2

Wei, Q., Wang, N.

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: 34.11 kDa 
• Atom Count: 2,189 
• Modeled Residue Count: 269 
• Deposited Residue Count: 299 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Ephrin type-A receptor 2	A	299	Homo sapiens	Mutation(s): 0  Gene Names: EPHA2, ECK EC: 2.7.10.1
UniProt & NIH Common Fund Data Resources
Find proteins for P29317 (Homo sapiens) Explore P29317  Go to UniProtKB:  P29317
PHAROS:  P29317 GTEx:  ENSG00000142627

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
PTR	A	L-PEPTIDE LINKING	C9 H12 N O6 P		TYR

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.45 Å
• R-Value Free:  0.250 (Depositor), 0.250 (DCC) 
• R-Value Work:  0.199 (Depositor), 0.200 (DCC) 
• R-Value Observed: 0.202 (Depositor) 

Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 74.028	α = 90
b = 74.028	β = 90
c = 101.95	γ = 120

Software Package:

Software Name	Purpose
SCALEPACK	data scaling
PHENIX	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2014-07-02 
Deposition Author(s): Wei, Q., Wang, N.
• This entry supersedes: 4P2W

Revision History  

• Version 1.0: 2014-07-02
  Type: Initial release
  
• Version 1.1: 2017-11-22
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description, Source and taxonomy, Structure summary
• Version 1.2: 2023-12-27
  Changes: Data collection, Database references, Refinement description
• Version 1.3: 2024-11-06
  Changes: Structure summary