cation binding | ion binding | zinc ion binding | transition metal ion binding | metal ion binding
RNA metabolic process | RNA processing | cellular process | organic cyclic compound metabolic process | cellular aromatic compound metabolic process | RNA splicing | cellular nitrogen compound metabolic process | mRNA metabolic process | nitrogen compound metabolic process | metabolic process | nucleobase-containing compound metabolic process | organic substance metabolic process | gene expression | heterocycle metabolic process | cellular metabolic process | mRNA processing | macromolecule metabolic process
intracellular membrane-bounded organelle | cell | nuclear lumen | intracellular organelle | protein-containing complex | nucleoplasm | ribonucleoprotein complex | spliceosomal complex | membrane-bounded organelle | nucleus | organelle | membrane-enclosed lumen | U12-type spliceosomal complex | intracellular