tokens: We generated a point mutant of ZEBRA , Z ( S186A ) , that was not impaired in its ability to activate transcription ; however , this mutation abolished its ability to initiate the viral lytic cascade .
folded_tokens: we generated a point mutant of zebra , z ( s186a ) , that was not impaired in its ability to activate transcription ; however , this mutation abolished its ability to initiate the viral lytic cascade .
labels: O O O O O O B-protein_molecule O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O O O O O O O O O O B-other_name O O O O B-other_name O O O O O O B-other_name I-other_name I-other_name O