a.a. Met has various meanings in the Amino Acid category. Discover the full forms, definitions, and usage contexts of a.a. Met in Amino Acid.
Methionine is an α-amino acid with the chemical formula HO2CCH(NH2)CH2CH2SCH3. This amino acid is classified as nonpolar as it has a straight side chain that possess a S-methyl thio ether (that is C–S–C bonding) at the γ-carbon. It is an essential amino acid in all metazoa. This amino-acid is coded by the initiation codon AUG which also indicates mRNA's coding region where translation into protein begins.
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