By contacting the fusion protein with a β 1,4 glycan matrix such as {HEAD ~ cellulose}, the substrate binding region binds to the matrix to immobilize {TAIL ~ the polypeptide} 
By contacting the fusion protein with a β 1,4 glycan matrix such as { HEAD ~ cellulose } , the substrate binding region binds to the matrix to immobilize { TAIL ~ the polypeptide }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL