Fusion proteins present in leukemic cells frequently contain a new amino acid at the fusion point .
fusion proteins present in leukemic cells frequently contain a new amino acid at the fusion point .
B-protein_N/A I-protein_N/A O O B-cell_type I-cell_type O O O B-amino_acid_monomer I-amino_acid_monomer I-amino_acid_monomer O O B-protein_domain_or_region I-protein_domain_or_region O