Molecule
Pyrrolysine
L-pyrrolysine
Pyrrolysine is a rare amino acid used by some microbes, where a special decoding system can insert it into proteins.
Overview
EXPLORE BY LEVELPyrrolysine is a rare A small molecule cells use to build proteins. used by some microbes, where a special decoding system can insert it into proteins.
Quick Facts
AT A GLANCEOne-letter codeO
Three-letter codePyl
Chemical formulaC₁₂H₂₁N₃O₃
Side chainMethylated pyrroline-carboxyl group
Show 4 more facts
Side-chain chemistryRare genetically encoded amino acid derived from lysine
Human dietary contextUsed by some archaea and bacteria; not used in human proteins
Protein-building setRare, genetically encoded protein-building amino acid
Genetic-code noteUAG can be recoded to specify O (Pyl) in some microbes
Follow the Connections
See how Pyrrolysine links to other biological records.
All 2 Structured Connections
Recommended Reading
Trusted references for learning more about Pyrrolysine.
Research Claims
Pyrrolysine is a genetically encoded amino acid that can be incorporated into proteins.