T1M3 Flashcards
1
Q
Protein Functions
A
- Transport and signaling
- Movement and structure
- Enzymes
- Defense
2
Q
Amino acid
A
- Central carbon
- Amine group
- Carboxylic acid group
- Hydrogen bond
3
Q
Hydrophobic proteins
A
CH2, CH3 rich (hydrocarbon groups), benzene ring, except tyrosine - slightly hydrophilic
4
Q
Where are hydrophobic amino acids
A
more on the inside, facing phospholipids, phospholipid bilayer - does not want to face hydrophilic parts
5
Q
Properties of hydrophilic amino acids
A
NH2, hydroxyl group
6
Q
Glycine
A
special, hydrophobic but slightly polar
7
Q
Proline
A
hydrophobic, cyclic
8
Q
Cysteine
A
slightly polar, form disulfide bonds
9
Q
What makes bonds in secondary structures
A
Carboxyl and amino groups making non covalent bonds
10
Q
What makes bonds in tertiary structures
A
R groups
11
Q
Quaternary structure
A
hemoglobin, not all proteins have quat structure
