PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9154818-4 1997 The loop region of these RNAs harbors a approximately 15-bp pyrimidine-rich element [UCAU(N)(0-2)]3 which is essential for Nova-1 binding. pyrimidine 60-70 NOVA alternative splicing regulator 1 Homo sapiens 123-129