cliparts/0/7/2/8/clipart-phenylalanine-amino-acid-0728.svg image/svg+xml Open Clip Art Library Phenylalanine (amino acid) 2010-05-21T04:15:13 A ball-and-stick model structure of non-polar, hydrophobic amino acid phenylalanine (Phe, F). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. http://openclipart.org/detail/61513/phenylalanine-(amino-acid)-by-j_alves J_Alves acid amino amino acid biology chemistry clip art clipart hydrophobic model non-polar phenylalanine science structure