wichita.edu
…PA and two other proteins, edema factor (EF) and lethal factor (LF) are secreted from the bacterium into the host bloodstream. PA binds to host cellular receptors, and after proteolytic processing assembles into heptameric (Lacy et al., PNAS 2004) or octameric (Kintzer et al., JMB 2009) ring-shaped structures called pre-pores. These pre-pore…
https://www.wichita.edu/academics/fairmount_las/chemistry/_faculty/Bann2.php