In the following scheme: HNH, IT H,C-C-C-Coo II H HO 1 O NH, 1 H₂C-C-C-COOⓇ H 2-Amino-3-ketobutyrate NHH H,C-C-CH₂-NH₂ Aminoacetone H₂C-C-C-H Methylglyoxal H₂CICI 1,c-c-coo OH D-Lactate _i_ H,C-C-C000 Pyruvate What molecule is being metabolized? Identify the reaction at each step. If it is an oxidation-reduction prove this is correct by showing oxidation state changes on the atoms in the structure.

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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In the following scheme:
HH,
H₂C-C-C-Coo
II
HO H
• NH,
1
H₂C-C-C-C000
H
2-Amino-3-ketobutyrate
↓
O
H,C-C-CH₂-NH₂
Aminoacetone
0 0
H₂C-C-C-H
Methylglyoxal
H
H₂C-C-COO
OH
D-Lactate
O
H₂C-C-C000
Pyruvate
What molecule is being metabolized?
Identify the reaction at each step. If it is an oxidation-reduction
prove this is correct by showing oxidation state changes on the
atoms in the structure.
Transcribed Image Text:In the following scheme: HH, H₂C-C-C-Coo II HO H • NH, 1 H₂C-C-C-C000 H 2-Amino-3-ketobutyrate ↓ O H,C-C-CH₂-NH₂ Aminoacetone 0 0 H₂C-C-C-H Methylglyoxal H H₂C-C-COO OH D-Lactate O H₂C-C-C000 Pyruvate What molecule is being metabolized? Identify the reaction at each step. If it is an oxidation-reduction prove this is correct by showing oxidation state changes on the atoms in the structure.
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