{"acc":"CL00007","id":"U4","description":"U4 clan","author":"Gardner PP","comment":"The U4 clan contains the RNA families U4 and U4atac. Homology between these families has been established in the published literature [1-5].","members":[{"acc":"RF00015","id":"U4","description":"U4 spliceosomal RNA"},{"acc":"RF00618","id":"U4atac","description":"U4atac minor spliceosomal RNA"}]}