Thereby an alternative type of La mRNA was identified that differed from the known La mRNA due to an exchange of the exon 1 .
thereby an alternative type of la mrna was identified that differed from the known la mrna due to an exchange of the exon 1 .
O O O O O B-RNA_molecule I-RNA_molecule O O O O O O O B-RNA_molecule I-RNA_molecule O O O O O O B-DNA_domain_or_region I-DNA_domain_or_region O