Complex sentence: MALAT 1 (metastasis associated lung adenocarcinoma transcript 1) also known as NEAT2 (noncoding nuclear-enriched abundant transcript 2) is a large, infrequently spliced non-coding RNA, which is highly conserved amongst mammals.
Split into simpler sentences: MALAT 1 (metastasis associated lung adenocarcinoma transcript 1) is also known as NEAT2 (noncoding nuclear-enriched abundant transcript 2). It is a large, infrequently spliced non-coding RNA, which is highly conserved amongst mammals.