L-α-Alanine; (S)-2-Aminopropanoic acid; L-α-Aminopropionic acid This protein amino acid occurs in many foods. Sources of free alanine include carob pods and flour, also known as St. John’s bread or locust beans, Ceratonia siliqua...

Alanine (abbreviated as Ala or A)[1] is an α-amino acid with the chemical formula HO2CCH(NH2)CH3. The L-isomer is one of the 20 proteinogenic amino acids, i.e. the building blocks of proteins. Its codons are GCU, GCC, GCA, and GCG. It is classified as...