Haemoglobin Flashcards
1
Q
Type of protein?
A
Globular
2
Q
Describe its primary struct
A
a-global chain
B-global chain
Non-repetitive seq of aa
3
Q
Describe its secondary struct
A
Each polypeptide chain
a-helices connected by non-helical segments;
Stabilized by intra-H bonds bt peptide linkages of aa
4
Q
Describe its tertiary struct
A
Each polypeptide chain consists of a haem gp;
Hydrophobic aa interior;
Hydrophilic surface
5
Q
Describe quaternary struct
A
4 separate polypeptide chains:
2a-chain subunits;
2 B-chain subunits;
Held tgt by hydrophobic interaction
