Can you name the functions of amino acids OTHER THAN inclusion in proteins?

created by Pat423
  • Enter an amino acid in the box below
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FunctionAmino acidAdditional information
Source of amino groups in transamination reactions
Form of activated ammonium ions, source of ammonium in the kidney
Predominant circulating amino acid with the LARGER molecular mass, used in amino group transport
Formed in mitochondria during urea cycle by transfer of carbamoyl group
One of the three amino acids involved in creatine biosynthesis
Reacts with ATP to form SAM, an important source of methyl groups for methylation reactions
Reactant in ammonia fixation
Directly INCORPORATED during de novo synthesis of purines
Amino group donor in purine biosynthesis (does NOT get incorporated!)
Precursor to the neurotransmitter serotonin
Source of GABA, the primary inhibitory neurotransmitter in the CNS
Initial reactant for nonessential amino acid tyrosine's synthesis
Source of one-carbon fragments used in biosynthesis
Precursor to the vitamin niacin
FunctionAmino acidAdditional information
Immediate precursor of urea in urea cycle
Source of second messenger nitric oxide
Decarboxylated to form histamine
Condenses with succinyl CoA in the first step of heme biosynthesis
Predominant circulating amino acid with the SMALLER molecular mass, used in amino group transport
Yields intermediate in polyamine biosynthesis, which are important for binding to excessive negative charge
Conjugated to a cholesterol derivative to form a bile salt
Amino acid neurotransmitter with the SMALLER molecular mass
Amino acid neurotransmitter with the LARGER molecular mass - primary excitatory neurotransmitter in the CNS
Yields important intermediate in melanin synthesis
Amino group donor in amino sugar biosynthesis
Precursor to the catecholamine and thyroid hormones
Important component in the urea cycle, formed in cytoplasm alongside urea in final step
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Amino acids outside of proteins Quiz

  1. by Pat423
  • Created Sep 17, 2010 in Science
  • Game Plays 96

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