{HEAD ~ The present invention} provides {TAIL ~ two novel polypeptides}, referred to as the “N” and “C” fragments of hedgehog, or N terminal and C terminal fragments, respectively, which are derived after specific cleavage at a G′CF site recognized by the autoproteolytic domain in the native protein 
provides
{ HEAD ~ The present invention } provides { TAIL ~ two novel polypeptides } , referred to as the “ N ” and “ C ” fragments of hedgehog , or N terminal and C terminal fragments , respectively , which are derived after specific cleavage at a G′CF site recognized by the autoproteolytic domain in the native protein
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH