Identify which structures are equivalent to the L-configuration. ☐ CH3 H- H₂N- -NH₂ COOH CH3 -H COOH H COOH NH₂ HOOC -CH3 NH₂ + CH3 H

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
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Identify which structures are equivalent to the L-configuration.
CH3
f
H
COOH
H₂N-
H-
CH3
-NH₂
NH₂
COOH
CH3
-H
-COOH
H-
COOH
NH₂
HỌỌC
-CH3
NH₂
CH3
-H
Transcribed Image Text:Identify which structures are equivalent to the L-configuration. CH3 f H COOH H₂N- H- CH3 -NH₂ NH₂ COOH CH3 -H -COOH H- COOH NH₂ HỌỌC -CH3 NH₂ CH3 -H
Stereochemistry in biological molecules is often denoted by the D- and L- convention, instead of the R- and S- configurations
determined by the Cahn-Ingold-Prelog methodology. Naturally occurring a-amino acids are typically in the L-configuration.
The Fischer projection of L-alanine is shown.
L-alanine
H₂N-
COOH
H-
CH3
Identify which structures are equivalent to the L-configuration.
CH3
H
-NH₂
COOH
H
COOH
NH₂
-CH3
Transcribed Image Text:Stereochemistry in biological molecules is often denoted by the D- and L- convention, instead of the R- and S- configurations determined by the Cahn-Ingold-Prelog methodology. Naturally occurring a-amino acids are typically in the L-configuration. The Fischer projection of L-alanine is shown. L-alanine H₂N- COOH H- CH3 Identify which structures are equivalent to the L-configuration. CH3 H -NH₂ COOH H COOH NH₂ -CH3
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