PHR912 Carbohydrate Metabolism
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17 Terms
What is the enzyme that breaks down starch to oligosaccharides?
a-amylase
Beta-Anomer:
Configuration of the chiral centers are the same
Alpha-anomer:
Configuration of the chiral centers are different
are 1,4 linkages reducing or non-reducing?
Reducing
Are 1,1 and 1,2 linkages reducing or non-reducing?
Non-reducing
What is amylopectin?
A soluble starch
Are soluble starches branched or unbranched?
Branched by an alpha-1,6 linkage
What is amylose?
An insoluble starch
Are insoluble starches branched or unbranched?
Unbranched with alpha-1,4 linkage
What does alpha-amylase do?
An endoglycosidase on internal 1-4-alpha-glycosidic bonds
Where does alpha-amylase appear and what does it create?
Creates di- or trisaccharides
Produced by the pancreas and also appears in the saliva
Pancreatic issues from alcoholism can affect what?
Starch breakdown
What does an endo-glycoside break?
Breaks 1-4 glycosidic bonds
Monosaccharide examples?
Glucose
fructose
What is sucrose?
Glucose + fructose linked at the 1 and 2 carbons
Invert Sugar:
Mixture of glucose and fructose from sucrose hydrolysis
Examples of sugar substitud
Note 
Flashcards (36)