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20 Cards in this Set

  • Front
  • Back

Alanine (Ala, A)

Non polar Aliphatic
Strong hydrophobic interactions

Arginine (Arg, R)

Polar Amino Acid
Positively Charged R group at physiological pH
Electrostatic Interactions

Asparagine (Asn, N)

Polar uncharged:
Amide side chain not ionisable at physiological pH

Aspartate [Aspartic acid] (Asp, D)

Polar, Charged R group
Cysteine (Cys, C)

Uncharged polar a.a
Most reactive Amino acids because of thiol group
Disulphide linkages / covalent bondings
Glutamate [Glutamic acid] (Glu, E)

Charged Polar R group
Glutamine (Gln, Q)

Uncharged Polar:
Amides not ionisable at physiological pH

Glycine (Gly, G)

Non polar aliphatic
No chiral center

Histidine (His, H)

Polar, charged R group
Isoleucine (Ile, I)

Non Polar Aliphatic
Additional Chiral center
Leucine (Leu, L)

Non polar aliphatic
Lysine (Lys, K)

Polar, Charged R group
Methionine (Met, M)

Uncharged Polar

Phenylalanine(Phe, F)

Non polar, Aromatic
pi-pi interactions

Proline (Pro, P)

Non polar, aliphatic
Cyclic ring restricts rotation
Serine (Ser, S)

Uncharged polar
polar hydroxyl group- hydrogen bonding / reactivity
Threonine (Thr, T)

Uncharged polar
polar hydroxyl group- hydrogen bonding / reactivity
Tryptophan (Trp, W)

Uncharged Aromatic
pi-pi interactions

Tyrosine (Tyr, Y)

Uncharged Aromatic
Hydroxyl group- reactivity

Valine (Val, V)

non polar, aliphatic