Using purified recombinant p50 , p65 , and c-Rel proteins , optimal DNA-binding motifs were selected from a pool of random oligonucleotides .
using purified recombinant p50 , p65 , and c-rel proteins , optimal dna-binding motifs were selected from a pool of random oligonucleotides .
O O O B-protein_subunit O B-protein_subunit O O B-protein_molecule I-protein_molecule O B-DNA_substructure I-DNA_substructure I-DNA_substructure O O O O O O B-polynucleotide I-polynucleotide O