COOH Fumarasa COOD H. COOH CH DO H- H2O, pH=7.4 ČH2COOH D H. НООС H. (S) -malic acid Fumaric acid COOD a) What type of reaction does fumarase catalyze? b) is fumaric acid chiral? c) is malic acid chiral?
COOH Fumarasa COOD H. COOH CH DO H- H2O, pH=7.4 ČH2COOH D H. НООС H. (S) -malic acid Fumaric acid COOD a) What type of reaction does fumarase catalyze? b) is fumaric acid chiral? c) is malic acid chiral?
Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
Problem 1P
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Please be clear in your writing

Transcribed Image Text:The following reaction is part of the tricarboxylic acid cycle of cellular respiration, and is effected by the enzyme
fumarase. And you only get the right product
COOH
Fumarasa
COOD
СООН
CH
DO
-H
Н,0, рH-7.4
ČH2COOH
-H
HOOC
H.
(S) -malic acid
Fumaric acid
COOD
a) What type of reaction does fumarase catalyze?
b) is fumaric acid chiral?
c) is malic acid chiral?
Expert Solution

Step 1
Tricarboxylic acid cycle is also referred to as citric acid cycle and is an important step in the catabolic reactions. The acetyl CoA produced from the oxidation of carbohydrates, fats and proteins enter the cycle and produces energy in the from of ATP by substrate-level phosphorylation. During the TCA cycle, reducing equivalents are also produced that are used to harvest energy during the electron transport chain.
Compounds that have non-superimposable mirror images are referred to as chiral compounds. Those compounds that have superimposable mirror images are referred to as non-chiral or achiral.
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