Page 52 - Academic Press Encyclopedia of Physical Science and Technology 3rd BioChemistry
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Encyclopedia of Physical Science and Technology EN006P-81 June 29, 2001 21:48
836 Glycoconjugates and Carbohydrates
CH 2 OH CH 2 OH CH 2 OH CH 2 OH
CO CO CO CO
H C OH HO C H H C OH HO C H
H C OH H C OH HO C H HO C H
H C OH H C OH H C OH H C OH
CH 2 OH CH 2 OH CH 2 OH CH 2 OH
D-Allulose D-Fractose D-Sorbose D-Tagatose
(D-Paloose)
CH 2 OH CH 2 OH
CO CO
H C OH HO C H
H C OH H C OH
CH 2 OH CH 2 OH
D-Ribulose D-Xytulose
CH 2 OH CH 2 OH
CO CO
HO C H H C OH
CH 2 OH CH 2 OH
L-Erythrulose D-Erythrulose
(L-Threulose) (D-Threulose)
CH 2 OH
CO
CH 2 OH
Dihydroxyacetose
CHO CHO CHO CHO CHO CHO CHO CHO
H C OH HO C H H C OH HO C H H C OH HO C H H C OH HO C H
H C OH H C OH HO C H HO C H H C OH H C OH HO C H HO C H
H C OH H C OH H C OH H C OH HO C H HO C H HO C H HO C H
H C OH H C OH H C OH H C OH H C OH H C OH H C OH H C OH
CH 2 OH CH 2 OH CH 2 OH CH 2 OH CH 2 OH CH 2 OH CH 2 OH CH 2 OH
D-Allose D-Altrose D-Glucose D-Mannose D-Gulose D-Idose D-Galactose D-Talose
(VIII) (IX) (X) (XI) (XII) (XIII) (XIV) (XV)
CHO CHO CHO CHO
H C OH HO C H H C OH HO C H
H C OH H C OH HO C H HO C H
H C OH H C OH H C OH H C OH
CH 2 OH CH 2 OH CH 2 OH CH 2 OH
D-Ribose D-Arabinose D-Xylose D-Lyxose
(IV) (V) (VI) (VII)
CHO CHO
H C OH HO C H
H C OH H C OH
CH 2 OH CH 2 OH
D-Erythrose D-Threose
(II) (III)
CHO
H C OH
CH 2 OH
D-Glycaraldehyde
(I)
FIGURE 3 Structures of aldoses and ketoses up to six carbons in length. Monosaccharides with up to nine carbons
are present in nature.
