has subject area Animals Biochemical Phenomena - RNA Splicing Biochemical Phenomena - Transcriptome Carrier Proteins - Ribonucleoproteins Cellular Structures - Cell Nucleus Gene Components - Introns Gene Expression - Transcriptome Gene Expression Regulation - RNA Splicing Genetic Structures - Transcriptome Genome Components - Introns Humans Metabolism - RNA Splicing Mice Nucleoproteins - Ribonucleoproteins Organelles - Cell Nucleus RNA, Nuclear