L-lsoleucine is a nonpolar hydrophobic amino acid[1]. L-Isoleucine is an essential amino acid.
References:
[1]. Arkhipov SG, et al. New hydrophobic L-amino acid salts: maleates of L-leucine, L-isoleucine and L-norvaline. Acta Crystallogr C Struct Chem. 2015 Jul;71(Pt 7):584-92.
















