Alanine

Alanine is a hydrophobic amino acid often abbreviated to Ala or A. It is a non-polar amino acid. It has a side chain of  -CH₃ making it the second simplest amino acid. It has four codons: GCA, GCC, GCG and GCU.

See single letter amino acid codes

References

1. Berg J., Tymoczko J. and Stryer L (2012) Biochemistry, seventh edition, Basinstoke: W.H.Freeman and Company.