amino acids to know Flashcards
1
Q
only R amino acid
A
L-cysteine
R=Ch2SH
2
Q
only achiral amino acid
A
Glycine
R= H2
3
Q
Non-polar amino acids
A
Glycine R =H2
L-Alanine R=CH3
4
Q
Polar neutral amino acids
A
L-cysteine R=CH2SH
L-serine R=CH2OH
5
Q
Polar charged amino acids: basic
A
L-lysine R=CH2CH2CH2CH2NH2
pKa = 9
6
Q
Polar charged amino acid: acidic
A
L-glutamic acid R= CH2CH2COOH pKa = 4
L-aspartic acid R =CH2COOH pKa = 4
7
Q
nucleophilic catalysis
A
L-cystene R=CH2SH
L-serine R=CH2OH
8
Q
Glycine
A
R=H2
achiral
non-polar
9
Q
L-cysteine
A
R=CH2SH
R amino acid
polar neutral amino acid
nucleophilic
10
Q
L-alanine
A
R=CH3
non-pola
11
Q
L-serine
A
R=CH2OH
polar neutral
nucleophilic catalyst
12
Q
L-lysine
A
R=CH2CH2CH2CH2NH2 (BuNH2)
polar charged, basic pKa = 9
13
Q
L-glutamic acid
A
R=Ch2CH2COOH
polar charged, acidic
Pka = 4
14
Q
L-aspartic acid
A
R=CH2COOH
Pka =4
polar charged, acidic
