Immunogen Sequence: SEHPPGPSES KHAFRPTNAA TATSHSTASR SNSLVSTFTM EKRGFYESLA KVKPGNFKVQ TVSPREPASK VTEQALLRPQ SKNGPQEKDC DLVDLDDASL PVSDV. Phosphatidylinositol-4,5-bisphosphate 3-phosphatase adapter protein 1 (TAPP1) is a gene located on chromosome 1q25.2,