Immunogen sequence: VDWSIKTRLL FTSSQPFTWA DHLKAQEEAQ GLVQHCRATE VTLPKSIQDP KLSSELRCTF QQSLIYWLHP ALSWLPLFPR IG Highest antigen sequence identity to the following orthologs: Mouse - 90%, Rat - 88%. DONSON is essential for DNA amplification in the ovary an