Crossword Clue:

an amino acid also CYSTEINE CYSTEIN

AnswerCrossword Clue
LYSINEAn amino acid
DOPANeurotransmitter amino acid
LYSINEEssential amino acid
LYSINECertain amino acid
PROTEINAmino acid chain
LYSINEBasic amino acid
SERINEAmino acid in proteins
SERINEAmino acid in many proteins