serine[ser′ēn′, sir′-; -in]
a nonessential amino acid, HOCHCH(NH)COOH, present in small quantities in many proteins
Origin of serine; from Classical Latin sericum, silk (see sericeous) + -ine
An amino acid, C3H7NO3, that is a common constituent of many proteins.
Origin of serineser(icin) + –ine2.
(countable and uncountable, plural serines)
- seiner, serein, sirene
Latin sericus silken.