PolySacDb

A Database of Polysachharide 3D structures

 
By A. Sarkar & S. Pérez
 
 
 

Polysaccharides For Experts

Hyaluronate III Sodium

 

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Diffraction Diagram

 

Fig.1 Diffraction pattern from a three-fold sodium hyaluronate. The unit cell dimensions are a=b=11.70, c (fiber axis)= 28.50 and γ=120°. The meridional direction is vertical and the sample was tilted from a direction normal to the beam by 15°.

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  Hyaluronate III Sodium

Linkage :       beta 1-3      beta 1-4

 

Space Group :       trigonal P3221

 

Unit Cell Dimensions (a, b, c in Å and α, β, γ in °)

(No values are displayed if no information is available or the value is zero)

a (Å) =   11.70

b (Å) =   11.70

c (Å) =   28.50

 

γ (°) =   120.00

 

Helix Type :      

regular, left-handed 3-fold helix

 

Method(s) Used For Structure Determination :      

X-ray diffraction data and a quadratic approximation to non-bonded repulsion

 

Link to the Abstract :      
 
http://www.ncbi.nlm.nih.gov/pubmed/1206703

 

Reference :      

Hyaluronic acid: structure of a fully extended 3-fold helical sodium salt and comparison with the less extended 4-fold helical forms
W. T. Winter, P. J. C. Smith and Structher Arnott, J. Mol. Biol. 1975, 99, 219-235

 

 

Download Structure

Unit          hyaluronate-III-Na_chain

 

 

 

 

 
   
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