Immunogen sequence: NLGMTSPLPY DSLGYNAPHH PFAGYPPGYP MQAYVDPSNP NAGKVLLPTP SMDPVCSPAP YDHAQPLVGH STEPLSAPPP VPVVPHVAAP VEVSSSQYVA. Histone methyltransferase that specifically trimethylates 'Lys-36' of histone H3 (H3K36me3) using dimethylated 'Lys-36' (H3