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Amino Acids
For Protein Separation Test 1
20
Biochemistry
Undergraduate 4
10/04/2010

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Cards

Term
Glycine
Definition
Gly
G
R Group: H
Hydrophobic
Term
Alanine
Definition
Ala
A
R Group: CH3 (Methyl)
Hydrophobic
Term
Serine
Definition
Ser
S
pKa= 16
R Group: CH3 with OH (Hydroxyl)
Uncharged, Polar
Term
Threonine
Definition
Thr
T
pKa = 16
R Group: CH3 with CH3 and OH
Uncharged polar
Term
Cysteine
Definition
Cys
C
pKa=8.35
R Group: CH3 with SH
Uncharged, polar
Term
Valine
Definition
Val
V
R Group: Methyl with 2 methyls
Hydrophobic
Term
Leucine
Definition
Leu
L
R Group: Methyl to methyl to 2 methyl
Hydrophobic
Term
Isoleucine
Definition
Ile
I
R Group: Methyl to Methyl and Ethyl
Hydrophobic
Term
Methionine
Definition
Met
M
R Group: Ethyl to S to Methyl
Hydrophobic
Term
Proline
Definition
Pro
P
R Group: Propyl wraps around to N
Hydrophobic
Term
Phenylalanine
Definition
Phe
F
R Group: Methyl to aromatic ring
Hydrophobic
Term
Tyrosine
Definition
Tyr
Y
R Group: Methyl to aromatic ring to hydroxyl
Uncharged, polar
Term
Tryptophan
Definition
Trp
W
R Group: Memorize
Hydrophobic
Term
Aspartic Acid
Definition
Asp
D
R Group: Methyl to carboxyl
Acid
pKa:3.9
Term
Glutamic Acid
Definition
Glu
E
R Group: Ethyl to Carboxyl
Acid
pKa: 4.07
Term
Asparagine
Definition
Asn
N
R Group: Methyl to C with =O and amide
Uncharged, polar
Term
Glutamine
Definition
Gln
Q
R Group: Ethyl to C with =O and amide
Uncharged, polar
Term
Histidine
Definition
His
H
R Group: Memorize
pKa: 6.04
Basic
Term
Lysine
Definition
Lys
K
R Group: Butyl with NH3+
pKa:10.79
Basic
Term
Arginine
Definition
Arg
R
R Group: Memorize
Basic
pKa: 12.48
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