Alternatively, a non specific protease may be used for {HEAD ~ enzymatic removal} of {TAIL ~ the label} following binding to a polysaccharide substrate 
of
Alternatively , a non specific protease may be used for { HEAD ~ enzymatic removal } of { TAIL ~ the label } following binding to a polysaccharide substrate
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH