Biol 230–Case
Important Organic Molecules
Part I
a. What types of molecules are these?
b. What direction is the hydrolysis reaction? The dehydration synthesis reaction?
c. Circle the atoms involved in the formation of water.
d. Identify the peptide bonds.
O
H2N
CH C
O
OH
+
H2N
CH2
C
CH C
OH
CH2
HOH
O
OH
H2N
O
H
O
CH C
N
CH C
CH2
C
OH
O
CH2
OH
BIOL 230
Part II
a. What type of molecules are these?
b. What direction is the hydrolysis reaction? The dehydration synthesis reaction?
c. Circle the atoms involved in the formation of water.
d. What’s the difference between maltose and cellobiose?
CH2OH
CH2OH
O
H
C OH
HO
H
C OH
H C
C
C
H
OH
OH
HO
O
C OH
HO
OH
C
H
OH
C
H
OH
O
C OH
H
HO
C OH
OH
HOH
HO
C
H
OH
H
H
C
C
H
OH
OH
O
C OH
H
HOH
HO
H
H C
C
C
H
OH
OH
CH2OH
H
O
H
O
C OH
H C
CH2OH
H C
C
O
H
H C
C
H
H C
C
H
CH2OH
CH2OH
H
O
H
CH2OH
CH2OH
H C
O
C
C
H
H
OH
O
C OH
OH
H C
C
C
H
OH
H
BIOL 230
Part III
a. Identify the following: glycerol, phosphate, saturated fatty acid, unsaturated fatty
acid.
b. What direction is the hydrolysis reaction? The dehydration synthesis reaction?
c. Circle the atoms involved in the formation of water.
d. How would you change this to make an archaeal plasma membrane?.
H
O
H
C
C
OH
H2
C
C
H2
H2
C
C
H2
H2
C
C
H2
H2
C
C
H2
H2
C
C
H2
CH3
HO
H
C
OH
O
C
H2
C
C
H2
H2
C
C
H2
H
C
H
C
HO
CH2
H2C
O
H
C
OH
HO
CH2
H2C
P
CH3
OH
OH
H
H
O
H
C
O
C
O
HOH
H
C
O
C
H2
C
H2
C
C
H2
H2
C
C
H2
H2
C
C
H2
C
H2
H2
C
C
H2
H
C
H
C
H2
C
C
H2
H
C
O
P
OH
H
CH3
CH2
H2C
OH
C
H2
CH2
H2C
O
H2
C
CH3
Part IV
a. What types of molecules are these?
b. What direction is the hydrolysis reaction? The dehydration synthesis reaction?
c. Circle the atoms involved in the formation of water.
NH2
N
N
O
O
O
P O P OP O
HO
OH
N
HOH
O
O-
OH
N
H
H
H
OH
H
OH
NH2
N
O
HO
P
O
N
O
OH + HO P O P O
OH
N
O
-
OH
N
O
H
H
H
OH
H
OH
d. Show the dehydration synthesis reaction to make dATP?
e. Show the dehydration synthesis reaction to make GTP?
O
N
O
HO
P
O
OH HO
OH
P
N
H
O
OH
HO
OH
P
NH
OH HOH2C
OH
H
NH2
N
OH
O
H
H
OH
H
H
NH2
N
O
HO
P
OH
O
OH HO
P
OH
N
H
O
OH
HO
P
OH
HOH2C
OH
H
OH
O
H
H
OH
H
OH
N
N