{HEAD ~ Crystals} of this luciferase can be crosslinked with glutaraldehyde or {TAIL ~ other suitable reagent} to form a CLEC of luciferase 
crosslinked with
{ HEAD ~ Crystals } of this luciferase can be crosslinked with glutaraldehyde or { TAIL ~ other suitable reagent } to form a CLEC of luciferase
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH REL REL OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH