PolySacDb

A Database of Polysachharide 3D structures

 
By A. Sarkar & S. Pérez
 
 
 

Polysaccharides For Experts

Amylose B

 

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Diffraction Diagram


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  Amylose B

Linkage :       alpha 1-4      alpha 1-6

 

Space Group :       hexagonal P61

 

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) =   18.50

b (Å) =   18.50

c (Å) =   10.40

 

 

Helix Type :      

two left-handed, parallel-stranded double helices packed in a parallel register; 36 water molecules are located between these helices

 

Method(s) Used For Structure Determination :      

X-ray diffraction data from [H.C. Wu and A. Sarko (1978), Carbohydrate Research, 61, 7-25]

 

Link to the Abstract :      
 
http://onlinelibrary.wiley.com/doi/10.1002/bip.360270803/abstract

 

Reference :      

A Revisit to the Three-Dimensional Structure of B-Type Starch
Imberty, A. and Pérez, S., Biopolymers 1988, 27, 1205-1221

 

 

Download Structure

Unit          amylose-b_expanded

 

 

 

 

 
   
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