Protein Structure Flashcards
(9 cards)
1
Q
aromatic amino acids
A
phenyalanine turosine and tryptophan
2
Q
positive charged amino acids
A
lysine arginine histidine
3
Q
negative chraged amino acids
A
aspartate and glutamine
4
Q
primary structure of protein
A
a series of amino acids joined together to form a polypeptide chain
5
Q
secondary structure
A
2-d folding of amino acid residues into a-helices or b-sheets
6
Q
tertiary structure
A
3-d folding of proteins held together h-bonds, covalent bonds, van der waals forces and hydrophobic interactions
7
Q
quaternary structure
A
two or more polypeptide chains joining together froming a functional protein
8
Q
how to determine amino acid sequence
A
edman degradation
recombinant DNA/protein technology
mass spectrometry
9
Q
edman degradation
A
