Enzymes of Glycolysis

breakdown of sugars. match the enzyme to its reaction. also includes some cofactors and regulators

26 cards·by alylautar

biochemistryglycolysischemistrysciencebiologymetabolism

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sucrase

hydrolyse sucrose into glucose and fructose

lactase

hydrolyse lactose into glucose and galactose

alpha-amylase

hydrolyse amylose and amylopectin into glucoses

cellulase

hydrolyse cellulose into glucoses; not in mammals

acidic mammalian chitinase (AMCase)

hydrolyse chitin into N-acetyl-glucosamine

kinase

phosphorylate substrate

galactokinase

phosphorylate galactose into gal-1-P

gal-1-P uridyltransferase

convert gal-1-P into glu-1-P

phosphoglucomutase

convert glu-1-P into glu-6-P

hexokinase

phosphorylate glucose into glu-6-P or fructose into F-6-P

glucokinase

phosphorylate glucose into glu-6-P; specific to liver

fructokinase

phosphorylate fructose into F-6-P; specific to liver

isomerase

convert between isomers

phosphohexose isomerase

convert glu-6-P into F-6-P

phosphofructokinase (PFK)

phosphorylate F-6-P into F-1,6-bP

aldolase

cleave F-1,6-bP into DHAP and GAP

triose phosphate isomerase

convert DHAP into GAP

glyceraldehyde 3-phosphate (GAP) dehydrogenase

oxidative phosphorylate GAP into 1,3-bP-glycerate

phosphoglycerate kinase

phosphorylate ADP into ATP; dephosphorylate 1,3-bP-glycerate into 3-P-glycerate

mutase

shift functional group

phosphoglycerate mutase

convert 3-P-glycerate into 2-P-glycerate

enolase

dehydrate 2-P-glycerate into PEP

pyruvate kinase (PK)

phosphorylate ADP into ATP; dephosphorylate PEP into pyruvate

regulators of hexokinase

glucose-6-phosphate (G6P)

regulators of PFK

ATP, AMP, citrate, F-2,6-bP

regulators of PK

ATP, F-1,6-bP