Glutamine (Gln, Q) – Polar side chain: 2-Amidoethyl group.
The amide derivative of glutamic acid. Note the planar structure of the amide group, also seen in the amide (peptide) links in protein chains.
The amide derivative of glutamic acid. Note the planar structure of the amide group, also seen in the amide (peptide) links in protein chains.