Schäfer H, Diebel J, Arlt A, Trauzold A, Schmidt WE. The promoter of human p22/PACAP response gene 1 (PRG1) contains functional binding sites for the p53 tumor suppressor and for NFkappaB. FEBS Lett. 1998 Oct 02;436(2):139–43. doi: 10.1016/s0014-5793(98)01109-0. PMID: 9781666.