cliparts/4/8/8/1/clipart-alanine-amino-acid-4881.svg image/svg+xml Open Clip Art Library Alanine (amino acid) 2010-05-20T04:39:09 A ball-and-stick model structure of non-polar, hydrophobic amino acid alanine (Ala, A). Carbon in blue-grey, oxygen in red, nitrogen in green, hydrogen in silver. Drawn in Inkscape. http://openclipart.org/detail/61375/alanine-(amino-acid)-by-j_alves J_Alves acid alanine amino amino acid biology chemistry clip art clipart hydrophobic model non-polar science structure