Using a group I intron derived ribozyme from {TAIL ~ Tetrahymena thermophila}, {HEAD ~ the sequence} of RE1 was mutated and the resultant ribozyme then bound to a new, complementary substrate (Murphy, F. L. & Cech, T. R. Proc 
Using a group I intron derived ribozyme from { TAIL ~ Tetrahymena thermophila } , { HEAD ~ the sequence } of RE1 was mutated and the resultant ribozyme then bound to a new , complementary substrate ( Murphy , F. L. & Cech , T. R. Proc
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH