Which group of side chains is most likely to take part in the catalysis during an enzymatic reaction? Substantiate the answer.

Organic Chemistry
8th Edition
ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Chapter22: Reactions Of Benzene And Its Derivatives
Section: Chapter Questions
Problem 22.51P
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Which group of side chains is most likely to take part in the catalysis during an enzymatic reaction? Substantiate the answer.
Non-polar side chains
Polar side chains
-R
Amino acid
-R
Amino acid
Alanine
Negative charge
at pH 7
-CH3
Aspartic acid
(Asp) (D)
(Ala) (A)
-CH2C.
-CH.CH3
Valine
Glutamic Acid
(Val) (V)
-CH2CH2C:
(Glu) (E)
CH3
Positive charge
at pH 7
-CH2CH.CH3
-(CH2)4 NH3
Lysine
(Lys) (K)
Leucine
(Leu) (L)
CH3
-(CH2)3 NHC.NH, Arginine
(Arg) (R)
* NH2
--CH.CH2CH3
Uncharged
at pH 7
Isoleucine
Glycine
(Gly) (G)
(Ile) (I)
-H
CH3
Serine
-CH2OH
Phenylalanine
(Phe) (F)
-CH2
(Ser) (S)
-CH.CH3
Threonine
OH
(Thr) (T)
-CH2
Tryptophan
(Trp) (W)
Cysteine
(Сys) (C)
-CH2SH
N
H
Tyrosine
(Тyг) (Ү)
-CH,
FOH
Methionine
-CH2CH2 -S-CH3
(Met) (M)
-CH,C
`NH2
Asparagine
(Asn) (N)
CH.CO2
Proline
-CH2CH,C
Glutamine
(Pro) (P)
NH2 (Gln) (Q)
Histidine
HN
N.
H2
(complete structure)
(His) (H)
-CH,
Transcribed Image Text:Non-polar side chains Polar side chains -R Amino acid -R Amino acid Alanine Negative charge at pH 7 -CH3 Aspartic acid (Asp) (D) (Ala) (A) -CH2C. -CH.CH3 Valine Glutamic Acid (Val) (V) -CH2CH2C: (Glu) (E) CH3 Positive charge at pH 7 -CH2CH.CH3 -(CH2)4 NH3 Lysine (Lys) (K) Leucine (Leu) (L) CH3 -(CH2)3 NHC.NH, Arginine (Arg) (R) * NH2 --CH.CH2CH3 Uncharged at pH 7 Isoleucine Glycine (Gly) (G) (Ile) (I) -H CH3 Serine -CH2OH Phenylalanine (Phe) (F) -CH2 (Ser) (S) -CH.CH3 Threonine OH (Thr) (T) -CH2 Tryptophan (Trp) (W) Cysteine (Сys) (C) -CH2SH N H Tyrosine (Тyг) (Ү) -CH, FOH Methionine -CH2CH2 -S-CH3 (Met) (M) -CH,C `NH2 Asparagine (Asn) (N) CH.CO2 Proline -CH2CH,C Glutamine (Pro) (P) NH2 (Gln) (Q) Histidine HN N. H2 (complete structure) (His) (H) -CH,
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ISBN:
9781305580350
Author:
William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:
Cengage Learning