4EPU | pdb_00004epu

Ang1 fibrinogen-related domain (FReD)

• PDB DOI: https://doi.org/10.2210/pdb4EPU/pdb

• Classification: SIGNALING PROTEIN
• Organism(s): Homo sapiens
• Expression System: Trichoplusia ni
• Mutation(s): No 


• Deposited: 2012-04-17 Released: 2013-04-17 
• Deposition Author(s): Yeykal, C.C., Adams, E.J.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 
  0.201 (Depositor), 0.210 (DCC) 
• R-Value Work: 
  0.183 (Depositor), 0.190 (DCC) 
• R-Value Observed: 
  0.183 (Depositor) 

Starting Model: experimental

Literature

Biochemical and structural characterization of the Ang1 fibrinogen-related domain

Yeykal, C.C., Sundaresan, L., Mrksich, M., Adams, E.J.

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.

Macromolecule Content 

• Total Structure Weight: 50.65 kDa 
• Atom Count: 3,752 
• Modeled Residue Count: 430 
• Deposited Residue Count: 442 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Angiopoietin-1	A, B	221	Homo sapiens	Mutation(s): 0  Gene Names: ANGPT1, KIAA0003
UniProt & NIH Common Fund Data Resources
Find proteins for Q15389 (Homo sapiens) Explore Q15389  Go to UniProtKB:  Q15389
PHAROS:  Q15389 GTEx:  ENSG00000154188

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CA	C [auth A], D [auth B]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free:  0.201 (Depositor), 0.210 (DCC) 
• R-Value Work:  0.183 (Depositor), 0.190 (DCC) 
• R-Value Observed: 0.183 (Depositor) 

Space Group: P 6₄

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 80.903	α = 90
b = 80.903	β = 90
c = 186.087	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-3000	data reduction
HKL-3000	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-04-17 
Deposition Author(s): Yeykal, C.C., Adams, E.J.

Revision History  

• Version 1.0: 2013-04-17
  Type: Initial release
  
• Version 1.1: 2023-09-13
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.2: 2024-10-30
  Changes: Structure summary