Tags: Chemical Compound, Chemical Substance.
Arginine (/ˈɑrɡɪniːn/ abbreviated as Arg or R) is an α-amino acid. It was first isolated in 1886. The L-form is one of the 20 most common natural amino acids. At the level of molecular genetics in the structure of the messenger ribonucleic acid mRNA CGU CGC CGA CGG AGA and AGG are the triplets of nucleotide bases or codons that code for arginine during protein synthesis.