• Serine(Ser, S) – looks like Ala w/ -OH • Threonine(Thr, T) – 2 chiral carbons • Asparagine(Asn, N) – amide of aspartic acid • Glutamine (Gln, Q) – amide of glutamic acid Polar Uncharged Amino Acids• Serine(Ser, S) – looks like Ala w/ -OH • Threonine(Thr, T) – 2 chiral carbons • Asparagine(Asn, N) – amide of aspartic acid • Glutamine (Gln, Q) – amide of glutamic acid Polar Uncharged Amino Acids