International Scientific Vocabulary sericin + 2-ine
First Known Use: 1880
Medical Definition of SERINE
: a nonessential amino acid C3H7NO3 that occurs especially as a structural part of many proteins and phosphatidylethanolamines and is a precursor of glycine—abbreviation Ser
One of the nonessential amino acids, found in substantial concentrations (sometimes 5–10%) in many common proteins. It is also an important component of phospholipids. It is used in biochemical and microbiological research and as a dietary supplement and feed additive.