XhlA is a cell-surface associated haemolysin that lyses the two most prevalent types of insect immune cells (granulocytes and plasmatocytes) as well as rabbit and horse erythrocytes [1]. This family has had DUF1267, Pfam:PF06895, merged into it.

1: Expression and activity of a Xenorhabdus nematophila haemolysin required for full virulence towards Manduca sexta insects. Cowles KN, Goodrich-Blair H; Cell Microbiol. 2005;7:209-219. PMID:15659065