Agarose (double)
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Diffraction Diagram
Fig.1 Fibre diffraction patterns of
(a)An oriented fibre of Agarose sulphate. (Exposure time: 5 hours, Relative Humidity : 75%).
*Permission Pending for Diffraction Diagrams
Diffraction Diagram
Fig.1 Fibre diffraction patterns of
(a)An oriented fibre of Agarose sulphate. (Exposure time: 5 hours, Relative Humidity : 75%).
(b)An oriented fibre of O-hydroxyethylagarose (Exposure time: 18.5 hours, Relative Humidity : 66%).
*Permission Pending for Diffraction Diagrams
Diffraction Diagram
Fig.1 Fibre diffraction patterns of
(a)An oriented fibre of Agarose sulphate. (Exposure time: 5 hours, Relative Humidity : 75%).
(b)An oriented fibre of O-hydroxyethylagarose (Exposure time: 18.5 hours, Relative Humidity : 66%).
(c)An oriented film prepared from a dimethyl sulphoxide solution of agarose (Exposure time: 6.5 hours, Relative Humidity : 66%).
*Permission Pending for Diffraction Diagrams
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Agarose (double)
Linkage :
alpha 1-4    
alpha 1-3
Space Group :
-
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)
-
c (Å) =
9.50
Helix Type :
Each chain in the double helix forms a lefthanded 3-fold helix
Method(s) Used
For Structure Determination :
X-ray diffraction, optical rotation and computerised molecular modelling
Link to the
Abstract :
http://www.ncbi.nlm.nih.gov/pubmed/4453017
Reference :
The agarose double helix and its function in agarose gel structure
Arnott, S., Fulmer, A., Scott, W.E., Dea, I.C.M., Moorhouse, R. and Rees, D.A., 1974, J. Mol. Biol., 90(2), 269-284
Download Structure
agarose-double_1AGA_expanded
polysacdb/agarose_double/agarose-double_1AGA_expanded.ENT