Immunogen sequence: GREVELKPYI AAHFDVLPTE FTLGDDKHYG GFTNKQLQSG QEYVFFVLAV MEHAESKMYA TSPYSDPVVS MDLDPQPITD EEE Highest antigen sequence identity to the following orthologs: Mouse - 99%, Rat - 99%. PTPRD is a member of the protein tyrosine phosphatase (P