Amino Acids Flashcards

1
Q

Phenylalanine

A

Aromatic, ESSENTIAL

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2
Q

Tyrosine

A

Aromatic, (may become essential)

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3
Q

Tryptophan

A

Aromatic, ESSENTIAL

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4
Q

What are the Aromatic Amino Acids?

A

Phenylalanine,Tyrosine and Tryptophan

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5
Q

What are the polar uncharged amino acids?

A

Serine, Threonine, Cysteine, Asparagine and Glutamine

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6
Q

What are the negatively charged amino acids?

A

Aspartate and Glutamate

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7
Q

What are the positively charged amino acids?

A

Lysine, Arginine and Histidine

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8
Q

What are the non-polar amino acids?

A

Glycine, Alanine, Proline, Valine, Isoleucine, Leucine and Methionine

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9
Q

Proline

A

Non-polar, “helix-breaker”

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10
Q

Valine

A

Non-Polar, ESSENTIAL (relevant to sickle cell disease)

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11
Q

Glycine

A

Non-Polar, “helix-breaker”

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12
Q

Alanine

A

Non-polar

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13
Q

Isoleucine

A

Non-polar, ESSENTIAL

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14
Q

Leucine

A

Non-polar, ESSENTIAL

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15
Q

Methionine

A

Non-polar, ESSENTIAL (start codon to every protein, usually cleaved off)

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16
Q

Lysine

A

Positively charged, ESSENTIAL

17
Q

Arginine

A

Positively charged, (may become essential)

18
Q

Histidine

A

Positively charged, (may become essential)

19
Q

Serine

A

Polar uncharged

20
Q

Threonine

A

Polar uncharged ESSENTIAL

21
Q

Cysteine

A

Polar uncharged, (may become essential), (supports disulphide bonds)

22
Q

Asparagine

A

Polar uncharged

23
Q

Glutamine

A

Polar uncharged

24
Q

Aspartate

A

Negatively charged

25
Q

Glutamate

A

Negatively charged, (relevant to sickle cell disease)

26
Q

What are the Essential amino acids?

A

Phenylalanine, Tryptophan, Threonine, Lysine, Methionine, Leucine, Isoleucine and Valine

27
Q

What amino acids may become essential under certain conditions?

A

Tyrosine, Arginine, Histidine and Cysteine