1ANN

ANNEXIN IV

• PDB DOI: https://doi.org/10.2210/pdb1ANN/pdb

• Classification: CALCIUM/PHOSPHOLIPID-BINDING PROTEIN
• Organism(s): Bos taurus
• Mutation(s): No 


• Deposited: 1995-09-21 Released: 1996-01-29 
• Deposition Author(s): Sutton, R.B., Sprang, S.R.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.186 
• R-Value Work: 0.249 
• R-Value Observed: 0.249 

Literature

Three Dimensional Structure of Annexin IV

Sutton, R.B., Sprang, S.R.

(1996) Annexins: Molecular Structure To Cellular Function 

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 35.89 kDa 
• Atom Count: 2,587 
• Modelled Residue Count: 315 
• Deposited Residue Count: 318 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ANNEXIN IV	A	318	Bos taurus	Mutation(s): 0
UniProt
Find proteins for P13214 (Bos taurus) Explore P13214  Go to UniProtKB:  P13214

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.186 
• R-Value Work: 0.249 
• R-Value Observed: 0.249 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 33.312	α = 90
b = 124.709	β = 110.28
c = 49.439	γ = 90

Software Package:

Software Name	Purpose
X-PLOR	model building
X-PLOR	refinement
DENZO	data reduction
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 1996-01-29 
Deposition Author(s): Sutton, R.B., Sprang, S.R.

Revision History  

• Version 1.0: 1996-01-29
  Type: Initial release
  
• Version 1.1: 2008-03-24
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2013-06-12
  Changes: Database references
• Version 1.4: 2024-02-07
  Changes: Data collection, Database references, Derived calculations, Other