Immunogen sequence: DRPPSPVNVT VTHLRANSAT VSWDVPEGNI VIGYSISQQR QNGPGQRVIR EVNTTTRACA LWGLAEDSDY TVQVRSIGLR GESPPGPRVH FRTLKGSDRL PSNSSSPGDI TVEGLDGERP LQT. Acts as an anti-inflammatory factor in the intestine and colon. Binds to and acts on macrophages