Immunogen sequence: CVSRMRGMWR DEKVSLYCDE VLQDCKAEDA DEVMGKYLSE KLKLKDKWLG VWKTNPSVFF VKYEEASIPF VGILVEVTCE PYQDSSSRFK VTVSVAEPF Highest antigen sequence identity to the following orthologs: Mouse - 76%, Rat - 79%. This gene encodes a Src homology 2 doma