Immunogen sequence: NGRVDYLVTE EEINLTRGPS GLGFNIVGGT DQQYVSNDSG IYVSRIKENG AAALDGRLQE GDKILSVNGQ DLKNLLHQDA VDLFRNAGYA VSLRVQHRLQ VQNGPIGHRG EG Highest antigen sequence identity to the following orthologs: Mouse - 96%, Rat - 95%. Regulates endocytosis of