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CHEM 2120 LEC
MOCK QUIZ
AMINO AICDS
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Kat
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Cards (50)
What is the simplest amino acid?
Glycine
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At physiological pH (7.4), how do amino acids generally exist?
As
zwitterions
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Which amino acid has an imino group instead of an amino group?
Proline
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Which amino acid contains a thiol group?
Cysteine
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Disulfide bonds in proteins are formed between which residues?
Two
cysteine residues
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Which amino acid has an indole group?
Tryptophan
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Which amino acid can be phosphorylated during signaling?
Serine
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Which amino acid has a guanidinium group?
Arginine
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Which amino acid is aromatic and polar?
Tyrosine
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Which amino acid is a precursor for serotonin?
Tryptophan
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Which amino acid is essential?
Leucine
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Which amino acid is ketogenic only?
Leucine
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Which amino acid is both glucogenic and ketogenic?
Tyrosine
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Which amino acid gives rise to histamine?
Histidine
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Which amino acid is used in creatine synthesis along with methionine?
Glycine
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Which amino acid has a phenolic side chain?
Tyrosine
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Which amino acid is most abundant in collagen?
Glycine
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Hydroxyproline is derived from which amino acid?
Proline
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Which amino acid disrupts α-helices?
Proline
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Which amino acid is coded by AUG, the universal start codon?
Methionine
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Which amino acid has a side chain pKa close to physiological pH, making it important in enzyme catalysis?
Histidine
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Which amino acid derivative is GABA derived from?
Glutamate
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Which amino acid can be converted into niacin?
Tryptophan
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Which amino acid is essential for children but not always adults?
Arginine
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Which amino acid is aromatic and nonpolar?
Phenylalanine
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Which amino acid forms part of glutathione along with glutamate and glycine?
Cysteine
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Which amino acid contains a secondary amino group?
Proline
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Which amino acid can act as a neurotransmitter itself?
Glycine
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Which amino acid has a sulfur atom but cannot form disulfide bonds?
Methionine
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Which amino acid is often found in turns of proteins?
Glycine
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Which amino acid is most hydrophobic?
Leucine
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Which amino acid has a carboxamide side chain?
Glutamine
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Which amino acid is positively charged at pH 7.4?
Lysine
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Which amino acid is negatively charged at pH 7.4?
Aspartate
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Which amino acid contains an indole ring?
Tryptophan
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Which amino acid is a precursor to catecholamines?
Tyrosine
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Which amino acid has a side chain containing an amide group?
Asparagine
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Which amino acid has a hydroxyl group in its side chain?
Serine
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Which amino acid forms the backbone of heme synthesis?
Glycine
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Which amino acid is converted into dopamine?
Tyrosine
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