3/n
Please see the followign papers by Dawn:
pubmed.ncbi.nlm.nih.gov/23070852/
pubmed.ncbi.nlm.nih.gov/27536002/
Human U1 small nuclear (sn)RNA, required for splicing of pre-mRNA, is encoded by genes on chromosome 1 (1p36). Imperfect copies of these U1 snRNA genes, also located on chromosome 1 (1q12-21), were th...