A novel Ets-related transcription factor , Elf-1 , binds to human immunodeficiency virus type 2 regulatory elements that are required for inducible trans activation in T cells .
a novel ets-related transcription factor , elf-1 , binds to human immunodeficiency virus type 2 regulatory elements that are required for inducible trans activation in t cells .
O O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O B-protein_molecule O O O B-virus I-virus I-virus I-virus I-virus O O O O O O O O O O B-cell_type I-cell_type O