Immunogen sequence: IGWCDVTGHP LEVPQRTNDL KILPGQAVCP TPGCRGIGHI RGPRYSGHHS AFGCPYSDMN LKKEATLHDR LREQTQANLE SD. Putative Polycomb group (PcG) protein. PcG proteins maintain the transcriptionally repressive state of genes, probably via a modification of c