The Fragment Selection panel offers several fragments in the Functional Groups category. The thumbnails in Foldit can be a little hard to see. The larger images on this page show ball-and-stick models of the functional groups fragments. The models use CPK colors:
- gray - carbon
- white - hydrogen
- blue - nitrogen
- red - oxygen
- yellow - sulfur
- green - fluorine
trifluoromethyl
carboxamide
carboxylic acid
sulfate
sulfone
sulfoxide
nitrile
phosphite ion