Keywords: 5-Hydroxy-L-tryptophan-zwitterion-3D-balls.png Ball-and-stick model of the 5-hydroxytryptophan molecule a chemical precursor of serotonin and melatonin This image shows the L isomer in zwitterionic form Colour code 505050 Carbon C black<br> F0F0F0 Hydrogen H white<br> F51E1E Oxygen O red<br> 3C50FA Nitrogen N blue<br> 2011-02-12 own DS Visualizer Jynto talk Neutral form ball-and-stick version Neutral form space-filling version Zwitterionic form space-filling version cc-zero Hydroxytryptophan Zwitterionic_forms_of_L-amino_acids Images by Jynto Ball-and-stick models |