L2 Flashcards
(11 cards)
1
Q
Pri, Sec, Tert, Quart
A
Pri = N to C A.A sequence Sec = Regular ordered Tert = 3D Quart = Organisation of subunits
2
Q
When [HA] = [A-], it means?
A
50% ionisation
3
Q
What group does Arg have? It is a ____ side chain.
A
Guanidino group, basic
4
Q
What ring does His have? It is a ____ side chain.
A
Imidazole, basic
5
Q
Histidine has a side group that allows it to be ____, it has resonance, aromaticity and both states are ____ at pH 7.4
A
Ambidextrous, well populated
6
Q
Acidic side chains are ___ charged
A
-ve
7
Q
Basic side chains are ___ charged
A
+ve
8
Q
Trp has an ___ ring
A
Indole
9
Q
As proline does not have a NH group, it is known as an ____ acid
A
Imino
10
Q
Types of disulfide bonds in insulin
A
Inter-chain
11
Q
Types of disulfide bonds in lysozme
A
Intra-chain
