2HYU

Human Annexin A2 with heparin tetrasaccharide bound

• PDB DOI: https://doi.org/10.2210/pdb2HYU/pdb

• Classification: METAL BINDING PROTEIN
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2006-08-07 Released: 2006-09-05 
• Deposition Author(s): Shao, C., Head, J.F., Seaton, B.A.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.86 Å
• R-Value Free: 0.233 
• R-Value Work: 0.199 

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 36.71 kDa 
• Atom Count: 2,985 
• Modelled Residue Count: 308 
• Deposited Residue Count: 308 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Annexin A2	A	308	Homo sapiens	Mutation(s): 0  Gene Names: ANXA2
UniProt & NIH Common Fund Data Resources
Find proteins for P07355 (Homo sapiens) Explore P07355  Go to UniProtKB:  P07355
PHAROS:  P07355 GTEx:  ENSG00000182718

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
4-deoxy-2-O-sulfo-alpha-L-threo-hex-4-enopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose-(1-4)-2-O-sulfo-alpha-L-idopyranuronic acid-(1-4)-2-deoxy-6-O-sulfo-2-(sulfoamino)-alpha-D-glucopyranose	B	4		N/A
Glycosylation Resources
GlyTouCan:  G88016IC GlyCosmos:  G88016IC

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.86 Å
• R-Value Free: 0.233 
• R-Value Work: 0.199 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 107.934	α = 90
b = 54.301	β = 90
c = 68.896	γ = 90

Software Package:

Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
EPMR	phasing
CNS	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-09-05 
Deposition Author(s): Shao, C., Head, J.F., Seaton, B.A.

Revision History  

• Version 1.0: 2006-09-05
  Type: Initial release
  
• Version 1.1: 2008-05-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Non-polymer description, Version format compliance
• Version 1.3: 2017-10-18
  Changes: Refinement description
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Atomic model, Data collection, Derived calculations, Structure summary
• Version 2.1: 2023-08-30
  Changes: Data collection, Database references, Refinement description, Structure summary