Spi-B binds DNA sequences containing a core 5'-GGAA-3' and activates transcription through this motif .
spi-b binds dna sequences containing a core 5'-ggaa-3' and activates transcription through this motif .
B-protein_molecule O B-DNA_family_or_group I-DNA_family_or_group O O O B-polynucleotide O O O O O O O