has role is deprotonated form of is protonated form of is tautomer of is enantiomer of L-alpha-amino acid D-serine L-serine SERINE CHEBI:45677 L-3-Hydroxy-alanine CHEBI:45597 (S)-2-amino-3-hydroxypropanoic acid CHEBI:21387 CHEBI:45451 S (2S)-2-amino-3-hydroxypropanoic acid L-Serin CHEBI:45590 L-(-)-serine Serine L-Ser Ser beta-Hydroxyalanine L-3-Hydroxy-2-aminopropionic acid L-Serine (S)-alpha-Amino-beta-hydroxypropionic acid L-serine L-2-Amino-3-hydroxypropionic acid CHEBI:45440 L-serine CHEBI:13167 CHEBI:6301 The <small>L</small>-enantiomer of serine. (S)-serine L-Serine beta-Hydroxy-L-alanine (S)-(-)-serine serine serine family amino acid L-serinate L-serinium L-serine zwitterion mouse metabolite Saccharomyces cerevisiae metabolite Escherichia coli metabolite human metabolite proteinogenic amino acid algal metabolite