Crossword Clue:

LEUCINE an amino acid also LEUCIN

AnswerCrossword Clue
LYSINEAn amino acid
ALANINAn amino acid
DOPAAn amino acid
LEUCINEAn essential amino acid
ALANINEAn amino acid: Chem.
DOPAAn amino acid, for short
PABAInitials for an amino acid.