An enhancer located between the neutrophil elastase and proteinase 3 promoters is activated by Sp1 and an Ets factor.
Nuchprayoon I, Shang J, Simkevich CP, Luo M, Rosmarin AG, Friedman AD. An enhancer located between the neutrophil elastase and proteinase 3 promoters is activated by Sp1 and an Ets factor. J Biol Chem. 1999 Jan 08; 274(2):1085-91.