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Biochem block 1 > Amino Acids > Flashcards

Amino Acids Flashcards

1
Q

Cysteine

A

Cys

Polar, uncharged

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2
Q

Histidine

A

His

Polar, basic

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3
Q

Isoleucine

A

Ile

Non polar

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4
Q

Methionine

A

Met

Non polar

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5
Q

Serine

A

Ser

Polar uncharged

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6
Q

Valine

A

Val

Nonpolar

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7
Q

Alanine

A

Ala

Nonpolar

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8
Q

Glycine

A

Gly

Nonpolar

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9
Q

Leucine

A

Leu

Non polar

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10
Q

Proline

A

Pro

Non polar

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11
Q

Threonine

A

Thr

Polar uncharged

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12
Q

Arginine

A

Arg

Polar, basic

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13
Q

Asparagine

A

Asn

Polar, uncharged

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14
Q

Aspartate

A

Asp

Polar, acidic

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15
Q

Glutamate

A

Glu

Polar, acidic

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16
Q

Glutamine

A

Gln

Polar, uncharged

17
Q

Phenylalanine

A

Phe

Non polar

18
Q

Tyrosine

A

Tyr

Polar, uncharged

19
Q

Tryptophan

A

Trp

Non polar

20
Q

Lysine

A

Lys

Polar basic

21
Q

What is the precursor for serotonin?

A

Tryptophan

22
Q

What is the precursor for histamine?

A

Histadine

23
Q

What is the precursor for catecholamines?

A

Tyrosine

24
Q

What are the branched chain amino acids?

A

Isoleucine, leucine, and valine

25
Q

The breakdown of which amino acid is defective in PKU?

A

Phenylalanine to tyrosine

26
Q

Which AA can participate in phosphorylation and which functional group participates?

A

Serine, threonine, and tyrosine

Hydroxyl group

27
Q

What AA has a sulfhydryl group?

Two of these AA produce what type of bond through oxidation?

A

Cysteine

Disulfide bond

28
Q

Which AA is often a methyl group donor?

A

Methionine

29
Q

What amino acids are involved in N-linked glycosidic bonds?

O-linked?

A

Asparagine

Serine or threonine

30
Q

Which AA are abundant in histones?

A

Arginine and lysine (+charged)

31
Q

What are the 4 types of bonds present in tertiary structure of proteins

A

Ionic, Nonpolar interactions, Disulfide, and hydrogen

Biochem block 1 (7 decks)

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