A: Listeriolysin positive regulatory factor A B: Listeriolysin positive regulatory factor A C: DNA (29-MER) D: DNA (28-MER) G: Listeriolysin positive regulatory factor A H: Listeriolysin positive regulatory factor A L: DNA (28-MER) K: DNA (29-MER) M: Listeriolysin positive regulatory factor A N: Listeriolysin positive regulatory factor A O: DNA (28-MER) P: DNA (29-MER)