Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun biochemistry An amino acid found in methanogenic bacteria.

Etymologies

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Examples

  • The rare amino acid the Yale researchers studied, pyrrolysine (Pyl), gave the researchers a molecular handle by being an extreme example of an amino acid that evolved to serve a highly specific need.

    Health News from Medical News Today 2009

  • The rare amino acid the Yale researchers studied, pyrrolysine (Pyl), gave the researchers a molecular handle by being an extreme example of an amino acid that evolved to serve a highly specific need.

    Signs of the Times 2009

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