terminal_inverted_repeat_element CACTA_TIR_transposon En-Spm transposon En transposon sequence CACTA TIR transposon CACTC transposon This terminal inverted repeat of the CACTA family generate 3-bp target site duplication (TSD) upon insertion. CACTA elements do not have a significant preference for genic region insertions. This terminal inverted repeat (TIR) transposon superfamily is named CACTA because their terminal sequences are 'CACTA/G…C/TAGTG'. SO:0002285 DTC transposon dSpm transposon EnSpm transposon CMC-EnSpm transposon Spm transposon david 2020-06-25T14:00:30Z CACTA transposon element Added as per GitHub Issue Request #488 (https://github.com/The-Sequence-Ontology/SO-Ontologies/issues/488)