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  2. Tryptophan - Wikipedia

    en.wikipedia.org/wiki/Tryptophan

    Tryptophan ball and stick model spinning. Tryptophan (symbol Trp or W) [3] is an α-amino acid that is used in the biosynthesis of proteins.Tryptophan contains an α-amino group, an α-carboxylic acid group, and a side chain indole, making it a polar molecule with a non-polar aromatic beta carbon substituent.

  3. trp operon - Wikipedia

    en.wikipedia.org/wiki/Trp_operon

    Structure of the trp operon. The trp operon is a group of genes that are transcribed together, encoding the enzymes that produce the amino acid tryptophan in bacteria. The trp operon was first characterized in Escherichia coli, and it has since been discovered in many other bacteria. [1]

  4. Aromatic amino acid - Wikipedia

    en.wikipedia.org/wiki/Aromatic_amino_acid

    Aromatic amino acids often serve as the precursors to important biochemicals. Histidine is the precursor to histamine.; Tryptophan is the precursor to 5-hydroxytryptophan and then serotonin, tryptamine, auxin, kynurenines, and melatonin.

  5. Does eating turkey really make you sleepy? The truth about ...

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    Eating more tryptophan in high-protein foods like turkey does increase the tryptophan going into your bloodstream, but that doesn’t mean your body will turn it into serotonin.

  6. Indole alkaloid - Wikipedia

    en.wikipedia.org/wiki/Indole_alkaloid

    Biogenetic precursor of all indole alkaloids is the amino acid tryptophan. For most of them, the first synthesis step is decarboxylation of tryptophan to form tryptamine. Dimethyltryptamine (DMT) is formed from tryptamine by methylation with the participation of coenzyme of S-adenosyl methionine (SAM).

  7. Do NAD supplements actually have benefits? Doctors ... - AOL

    www.aol.com/nad-supplements-actually-benefits...

    The body also converts niacin and the amino acid tryptophan into NAD, says Martens — these are both found in some foods and available as supplements, but may not be as effective. ... meaning you ...

  8. Serotonin - Wikipedia

    en.wikipedia.org/wiki/Serotonin

    The pathway for the synthesis of serotonin from tryptophan. In animals and humans, serotonin is synthesized from the amino acid L-tryptophan by a short metabolic pathway consisting of two enzymes, tryptophan hydroxylase (TPH) and aromatic amino acid decarboxylase (DDC), and the coenzyme pyridoxal phosphate. The TPH-mediated reaction is the rate ...

  9. Is Your Dog Stressed? 5 Signs to Watch for and How to Help - AOL

    www.aol.com/dog-stressed-5-signs-watch-151500398...

    Tryptophan: This amino acid will decrease stress in dogs but is found in very low levels in dry dog food (2). ... Meghan Markle's new brand logo is full of hidden meanings. Here's what they really ...