Amino Acids Review Flashcards

1
Q

Aliphatic Amino Acids

A

Side chains participate in hydrophobic interactions

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2
Q

Glycine, Gly, G

A

NON-POLAR ALIPHATIC AMINO ACID

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3
Q

Alanine, Ala, A

A

NON-POLAR ALIPHATIC AMINO ACID

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4
Q

Valine, Val, V

A

NON-POLAR ALIPHATIC AMINO ACID

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5
Q

Leucine, Leu, L

A

NON-POLAR ALIPHATIC AMINO ACID

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6
Q

Isoleucine, Ile, I

A

NON-POLAR ALIPHATIC AMINO ACID

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7
Q

Aromatic Amino Acids

A

Side chains participate in hydrophobic interactions and hydrogen bonding

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8
Q

Phenylalanine, Phe, F

A

NON-POLAR AROMATIC AMINO ACID

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9
Q

Tyrosine, Tyr, Y

A

Polar, aromatic also Hydroxylated Amino Acid.

In protein can undergo phosphate addition

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10
Q

Tryptophan, Trp, W

A

Polar aromatic Amino Acid

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11
Q

Acidic Amino Acids

A

Side chains can form Ionic and hydrogen bonding

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12
Q

Aspartate, Asp, D

A

Polar acidic Amino Acid

Carries a full -1 charge at neutral pH

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13
Q

Glutamate, Glu, E

A

Polar acidic Amino Acid

Carries a full -1 charge at neutral pH

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14
Q

Amido Amino Acids

A

Hydrogen bonding and sites of sugar modifications

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15
Q

Asparagine, Asn, N

A

Amido Amino Acid

NOT charged, but are highly polar

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16
Q

Glutamine, Gln, Q

A

Amido Amino Acid

NOT charged, but are highly polar

17
Q

Hydroxylated Amino Acids

A

Hydrogen bonding and sites of phosphate or sugar modifications

18
Q

Serine, Ser, S

A

Polar Hydroxylated Amino Acid

In protein can undergo phosphate and carbohydrate addition

19
Q

Threonine, Thr, T

A

Polar Hydroxylated Amino Acid

In protein can undergo phosphate and carbohydrate addition

20
Q

Basic Amino Acids

A

Side chain can form Ionic and hydrogen bonding

21
Q

Histidine, His, H

A

Polar basic Amino Acid, positive charge

22
Q

Lysine, Lys, K

A

Polar basic Amino Acid, positive charge

23
Q

Arginine, Arg, R

A

Polar basic Amino Acid, positive charge.

24
Q

SULPHUR Amino Acids

A

Side chains can form Hydrogen bonds and sites of oxidative crosslinking

25
Q

Methionine, Met, M

A

Aliphatic & Sulphur Containing Amino Acid.

26
Q

Cysteine, Cys, C

A

Sulphur Containing Amino Acid

May bond to form disulfide bonds, important in stabilizing some proteins

27
Q

Other Amino Acids

A

Side chains confer specialized turning properties of polypeptide

28
Q

Proline

A

Non-polar Amino Acid and has specialized turning properties.
The propyl side chain of Proline
covalently bonds to the beta nitrogen to form a ring