a fleur de lis has three petals on the top side of the ring and three petals on the bottom of the golden ring. The top middle petal needs to be just a single large twist of a DNA helix where the single twist is large in the middle but narrower at the top as it makes the first turn. The two side petals need to be more prominent of a light and heavy chain of an antibody and less like a flower. The end result is a fleur de lis made out of these two molecules. See more