PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 14769061-3 2004 It is examined in this paper to what extent our previous model was correct and how, using the crystal structure of the operator-free LexA dimer we can predict an improved model of LexA dimer bound to recA operator. lexa 133-137 RAD51 recombinase Homo sapiens 200-204