PolySacDb

A Database of Polysachharide 3D structures

  
 
 
 

Polysaccharides For Experts

Nigeran

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Diffraction Diagram

 

Fig.1 Fiber diffraction pattern of anhydrous nigeran.

*Permission Pending for Diffraction Diagrams

Diffraction Diagram

 

Fig.1 Fiber diffraction pattern of anhydrous nigeran.

 

Fig.2 Electron diffraction pattern of single crystal of anhydrous nigeran.

*Permission Pending for Diffraction Diagrams

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  Nigeran

Linkage : alpha 1-4      alpha 1-3

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) = 17.76 - b (Å) = 6.00 - c (Å) = 14.62 - γ (°) = 90.00

Helix Type : 2-fold helix

Method(s) Used For Structure Determination : X-ray diffraction, electron diffraction and packing analysis

Link to the Abstract : http://www.ncbi.nlm.nih.gov/pubmed/448733

Reference :

Dehydration of nigeran crystals: Crystal structure and morphological aspects
Pérez , S., Roux, M., Revol, J.F. and Marchessault, R.H., J. Mol. Biol. 1979, 29, 113 -133

 

Download Structure

Unit          nigeran_one-chain

          nigeran_xyz-expanded

 

 

 
 

 
   
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