Non-polar amino acid
Non-polar amino acids are those which have no charge. Examples of Non-polar amino acids are as follows:Alanine(A), Glycine(G), Valine(V), Leucine(L), Isoleucine(I), Proline(P), Phenylalanine(F), Methionine(M), Tryptophan(W) and finally Cysteine(C)Alberts B, Molecular Biology of the Cell, 5th Edition pg 127.