OLuc is an engineered enzyme from a 19 kDa subunit of luciferase from a deep sea shrimp Oplophorus gracilirostris, it is ~ 150 times more sensitive than traditional firefly luciferase. It uses furimazine as substrate for bioluminescence assay.

• 5' Capped with ARCA (Anti Reverse Cap Analog, m7(3'-O-methyl)-G(5')ppp(5')G, Cap 0) or CleanCap AG (m7G(5')ppp(5')(2'OMeA)pG, Cap 1)
• Pseudo-UTP
• 5mCTP
• PolyA: 180 nt