8658ENGAGE™ PV 8658 Polyolefin Elastomer is an ethylene-octene copolymer that offers excellent performance in photovoltaic module encapsulant applications. ENGAGE™ PV 8658 providesGene ID: 8658, updated on 8-Feb-2025. Summary. Enables NAD+-protein poly-ADP-ribosyltransferase activity; histone binding activity; and zinc ion binding activity. Involved in