These snRNPs do not include the Sm ring , but instead use the heteroheptameric Lsm2 - 8 ring .
The two Lsm2 - 8 snRNPs ( U6 and U6atac ) have the key catalyic function in the major and minor spliceosomes .
These Lsm2 - 8 snRNPs do not include the Sm ring , but instead use the heteroheptameric Lsm2 - 8 ring .
The two Lsm2 - 8 snRNPs ( U6 and U6atac ) have the key catalyic function in the major and minor spliceosomes .