The structure of a GFP-based antibody (fluorobody) to TLH, a toxin from Vibrio parahaemolyticus.A fluorobody is a manmade hybrid molecule that is composed of green fluorescent protein (GFP) and a fragment of antibody, which combines the affinity and specificity of an antibody with the visibility of a GFP.  The structure shows a CDR loop of the antibody on the GFP scaffold.
GFP