In certain embodiments, P X is an introduced heterologous molecule, meaning that the cell or its ancestors was genetically altered with {HEAD ~ a vector} comprising {TAIL ~ P X} 
comprising
In certain embodiments , P X is an introduced heterologous molecule , meaning that the cell or its ancestors was genetically altered with { HEAD ~ a vector } comprising { TAIL ~ P X }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL