8cf2 A 11 NA URS0000BC466C_9606 38554107 32630 auacuuaccug ........... ........... Solution structure of the RNA helix formed by the 5'-end of U1 snRNA and an A-1 bulged 5'-splice site in complex with SMN-CY; RNA (5'-R(P*AP*UP*AP*CP*(PSU)P*(PSU)P*AP*CP*CP*UP*G)-3') 8cf2 B 11 NA URS0000BC4661_9606 38554107 32630 ggaguaagucu ........... ........... Solution structure of the RNA helix formed by the 5'-end of U1 snRNA and an A-1 bulged 5'-splice site in complex with SMN-CY; RNA (5'-R(P*GP*GP*AP*GP*UP*AP*AP*GP*UP*CP*U)-3')