PolySacDb

A Database of Polysachharide 3D structures

 
By A. Sarkar & S. Pérez
 
 
 

Polysaccharides For Experts

Sodium Pectate

 

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Diffraction Diagram

 

Fig.1 The diffraction pattern of a 2-phase fiber prepared from herniprotonated sodium pectate

*Permission Pending for Diffraction Diagrams

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Structures are best viewed using PyMol & Sybyl

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   Sodium Pectate

Linkage :       alpha 1-4     

 

Space Group :       orthogonal P21

 

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) =   8.40

b (Å) =   14.30

c (Å) =   13.40

 

 

Helix Type :      

corrugated sheets in which alternate molecules have opposite sense

 

Method(s) Used For Structure Determination :      

X-ray diffraction

 

Link to the Abstract :      
 
http://www.ncbi.nlm.nih.gov/pubmed/7343679

 

Reference :      

Conformation and interactions of pectins. I. X-ray diffraction analyses of sodium pectate in neutral and acidified forms
M. D. Walkinshaw and Struther Arnott, J Mol Biol. 1981, 153(4):1055-73

 

 

Download Structure

Unit          Na-pectate_expanded

 

 

 

 

 
   
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