A group I intron {HEAD ~ derived ribozyme} which binds RNA in trans, excises {TAIL ~ an internal segment} from within the RNA, and splices the remaining 5′ and 3′ ends of the RNA back together is disclosed 
excises
A group I intron { HEAD ~ derived ribozyme } which binds RNA in trans , excises { TAIL ~ an internal segment } from within the RNA , and splices the remaining 5′ and 3′ ends of the RNA back together is disclosed
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH