3. Amino Acids that contain Sulfur and Heterocycle + Ox. of Methanol/Ethanol and Ethylene Glycol Flashcards
1
Q
Heterocycle
A
Histidine
Proline
Tryptophan
2
Q
Histidine
A
Imidazole side chain
Hydrophilic
Semi essential
3
Q
Proline
A
No free amino group
Helixbreaker
Vitamin C –> Hydroxyprolin
Not essential
4
Q
Tryptophan
A
Indole ring –> Highly hydrophobic
Umwandlung zu Serotonin
Essentiell
5
Q
Sulfide
A
Cysteine
Methionine
6
Q
Cysteine
A
Not essential
With thiol group
Ox of 2 Cysteins –> Disulfide bond (Cystine)
7
Q
Methionine
A
Essential
Not as reactive as cysteine –> Bc. no thiol Group!!
AUG –> Startcodon das IMMER an Methionine gebunden ist
8
Q
Alcohol dehydrogenase
A
Inhibited by Formepizole
9
Q
Acetaldehyde Dehydrogenase
A
Inhibited by Disulfiram