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