Immunogen sequence: NTVDLEGPPS DFYYINEYKP APGISLVNEA TFGCSCTDCF FQKCCPAEAG VLLAYNKNQQ IKIPPGTPI Highest antigen sequence identity to the following orthologs: Mouse - 87%, Rat - 87%. The murine gene Suv39h2 encodes an H3 histone methyltransferase (HMTase)