Immunogen sequence: CEEDCFSNAS VKVSYQLQTP EGQTDHPQPI LDRYTEPFAI FQLPYEKACK NKLFCVAELQ LATTVSQQEL VVGLTKELTL N. CD103, also known as ITGAE or Integrin alpha E, is a molecule that non-covalently associates with integrin beta 7 to form a heterodimeric integ