The highly conserved stem-loop II motif is dispensable for SARS-CoV-2.
Hongbing JiangAstha JoshiTianyu GanAndrew B JanowskiChika FujiiTraci L BrickerTamarand L DarlingHouda H HarastaniKuljeet SeehraHongwei ChenStephen TahanAna JungBinita FeblesJoshua A BlatterScott A HandleyBijal A ParikhDavid WangAdrianus C M BoonPublished in: bioRxiv : the preprint server for biology (2023)
. We also observed no impact of the deletion on other known RNA structures in the same region of the genome. These experiments demonstrate that the s2m is dispensable for SARS-CoV-2.