phosphorylation of alcohol with ATP: II OH O=P-OH OH OH O=P-OH 9 weak phosphoester bond 0 HOP-O-P-O-P-O. OH OH OH O O-P-O-P-O. OH OH Rearrangement HOM TH OH OH +HO-P-O-P-O. OH OH OH H b) base e) Arrhenius base base e) Arrhenius base OH OH NH₂ OH OH 1. In part I of the reaction, what is the role of alcohol? a) Brønsted acid Brønsted c) Electrophile d) Nucleophile 2. In part I of the reaction, what is the role of ATP? a) Brønsted acid b) Brønsted d) Nucleophile 3. In part II of the reaction, what is the role of ADP? a) Brønsted acid b) base d) Nucleophile e) Arrhenius base 4. In part II of the reaction, what is the role of the phosphorylated alcohol? NH₂ c) Electrophile Brønsted c) Electrophile a) Brønsted acid b) Brønsted c) Electrophile base d) Nucleophile e) Arrhenius base 5. Phosphorylation of alcohols is an example of a) Addition d) NH₂ b) Substitution c) Elimination e) Redox

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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phosphorylation of alcohol with ATP:
OH
O=P-OHOO
HO-P-O-P-O
OH
OH
O-P-OH
weak phosphoester
bond
HOP OP-O-P-O.
OH OH OHHOH
OH MON
HT
OH OH
요요
+HO-P-O-P-O.
OH OH
HOHI
base
e) Arrhenius base
H
b)
base
e) Arrhenius base
OH OH
TH
OH OH
1. In part I of the reaction, what is the role of alcohol?
a) Brønsted acid b)
Brønsted c) Electrophile
d) Nucleophile
2. In part I of the reaction, what is the role of ATP?
a) Brønsted acid
d) Nucleophile
3. In part II of the reaction, what is the role of ADP?
a) Brønsted acid b)
NH₂
base
d) Nucleophile e) Arrhenius base
NH₂
Brønsted c) Electrophile
Brønsted c) Electrophile
4. In part II of the reaction, what is the role of the
phosphorylated alcohol?
a) Brønsted acid b) Brønsted c) Electrophile
base
d) Nucleophile
e) Arrhenius base
5. Phosphorylation of alcohols is an example of
a) Addition
d)
Rearrangement
NH₂
b) Substitution c) Elimination
e) Redox
Transcribed Image Text:phosphorylation of alcohol with ATP: OH O=P-OHOO HO-P-O-P-O OH OH O-P-OH weak phosphoester bond HOP OP-O-P-O. OH OH OHHOH OH MON HT OH OH 요요 +HO-P-O-P-O. OH OH HOHI base e) Arrhenius base H b) base e) Arrhenius base OH OH TH OH OH 1. In part I of the reaction, what is the role of alcohol? a) Brønsted acid b) Brønsted c) Electrophile d) Nucleophile 2. In part I of the reaction, what is the role of ATP? a) Brønsted acid d) Nucleophile 3. In part II of the reaction, what is the role of ADP? a) Brønsted acid b) NH₂ base d) Nucleophile e) Arrhenius base NH₂ Brønsted c) Electrophile Brønsted c) Electrophile 4. In part II of the reaction, what is the role of the phosphorylated alcohol? a) Brønsted acid b) Brønsted c) Electrophile base d) Nucleophile e) Arrhenius base 5. Phosphorylation of alcohols is an example of a) Addition d) Rearrangement NH₂ b) Substitution c) Elimination e) Redox
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