Amylose B

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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

 

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Unit          amylose-b_expanded