PolySacDb

A Database of Polysachharide 3D structures

 
By A. Sarkar & S. Pérez
 
 
 

Polysaccharides For Experts

Amylose V and propanol complex

 

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Diffraction Diagram

 

Fig.1 Electron diffraction diagram recorded on one square micrometer of the sample under frozen hydrated conditions, properly oriented with respect to the crystal.

*Permission Pending for Diffraction Diagrams

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  Amylose V and propanol complex

Linkage :       alpha 1-4      alpha 1-6

 

Space Group :       P212121

 

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) =   28.26

b (Å) =   29.50

c (Å) =   8.01

 

γ (°) =   90.00

 

Helix Type :      

7-fold left-handed helices, with 2-propanol & water molecules located as guests both within & between the helices

 

Method(s) Used For Structure Determination :      

X-ray diffraction

 

Link to the Abstract :      
 
http://pubs.acs.org/doi/abs/10.1021/ma101794w

 

Reference :      

Molecular and Crystal structure of 7-fold v-amylose complexed with 2-propanol
Y. Nishiyama, K. Mazeau, M. Morin, M. B. Cardoso, H. Chanzy & J.L. Putaux , Macromolecules 2010, 43, 8628-8636

 

 

Download Structure

Unit          amylose-isopropanol_model2          amylose-isopropanol_model3

 

 

 

 

 
   
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