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MCAT Prep > Amino Acids > Flashcards

Amino Acids Flashcards

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MCAT flashcards
1
Q

subcategories of nonpolar amino acids

A

alkyl
aromatic

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2
Q

subcategories of polar amino acids

A

acidic, neutral, basic

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3
Q

alkyl amino acids

A

glycine
valine
alanine
leucine
methionine
proline
isoleucine

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4
Q

aromatic amino acids

A

phenylalanine
tryptophan

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5
Q

neutral amino acids

A

serine
threonine
asparagine
glutamine
cysteine
tyrosine

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6
Q

acidic amino acids

A

aspartic acid (aspartate)
glutamic acid (glutamate)

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7
Q

basic amino acids

A

histidine
lysine
arginine

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8
Q

Glycine

A

nonpolar alkyl amino acid
side chain: H

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9
Q

Alanine

A

nonpolar alkyl amino acid
side chain: CH3
how to remember: Alan is a simple name, simple side chain

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10
Q

Valine

A

nonpolar alkyl amino acid
side chain: CH(CH3)2
how to remember: V shaped group (isopropyl)

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11
Q

Leucine

A

nonpolar alkyl amino acid
side chain: CH2CH(CH3)2
how to remember: isobutyl

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12
Q

Isoleucine

A

nonpolar alkyl amino acid
side chain: CH(CH3)CH2CH3
how to remember: sec-butyl

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13
Q

Methionine

A

nonpolar alkyl amino acid
side chain: CH2CH2SCH3
how to remember: meth smells like sulfur

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14
Q

Proline

A

nonpolar alkyl amino acid
side chain: 3 carbons in between alpha carbon and amine group (cyclic)
how to remember: proline is a pro and that is why it has a cyclic side chain

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15
Q

Phenylalanine

A

nonpolar aromatic amino acid
side chain: CH2(C6H6)
how to remember: phenyl group on alanine

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16
Q

Tryptophan

A

nonpolar aromatic amino acid
side chain: indole
how to remember: tripping over the two rings

17
Q

Serine

A

polar neutral amino acid
side chain: CH2OH
how to remember: serious people don’t say OH

18
Q

Threonine

A

polar neutral amino acid
side chain: CH(OH)CH3
how to remember: ends in 3 THREE o Nine (9 characters in sequence)

19
Q

Asparagine

A

polar neutral amino acid
side chain: CH3CONH2
how to remember: asparagus in pasta is a CON

20
Q

Glutamine

A

polar neutral amino acid
side chain: CH2CH2CONH2
how to remember: emily is allergic to gluten and would CH CH CHOKE

21
Q

Cysteine

A

polar neutral amino acid
side chain: CH2SH
how to remember: disulfide bridges form from S

22
Q

Tyrosine

A

polar neutral amino acid
side chain: phenol
how to remember: a tire is circular, cyclic group

23
Q

Aspartic Acid

A

polar acidic amino acid
side chain: CH2COOH

24
Q

Glutamic Acid

A

polar acidic amino acid
side chain: CH2CH2COOH
how to remember: glutamine but amine changes to acid because of name (CONH2 –> COOH)

25
Q

Histidine

A

polar basic amino acid
side chain: imidazole
how to remember: anti-histamine = something you buy at the store, like imidazole for AZO

26
Q

Lysine

A

polar basic amino acid
side chain: CH2CH2CH2CH2NH2
how to remember: alyssa (lyssa) loves to talk and repeats herself ch ch ch ch

27
Q

Arginine

A

polar basic amino acid
side chain: CH2CH2CH2NH(C(NH)NH2)
how to remember: Arggg theres a big side chain

MCAT Prep (5 decks)

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